Home / 7,260,454,807.20-10,890,682,210.80-7,099,211,671.20

Finding the Fourth Proportional to 7,260,454,807.20, 10,890,682,210.80 and 7,099,211,671.20

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Solution

The fourth proportional to 7,260,454,807.20, 10,890,682,210.80 and 7,099,211,671.20 is: 10,648,817,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,454,807.20 : 10,890,682,210.80 = 7,099,211,671.20 : x
  2. Step 2: Convert to fraction form
    7,260,454,807.20/10,890,682,210.80 = 7,099,211,671.20/x
  3. Step 3: Cross multiply
    7,260,454,807.20x = 10,890,682,210.80 × 7,099,211,671.20
  4. Step 4: Simplify right side
    7,260,454,807.20x = 77,315,258,258,241,568,768
  5. Step 5: Solve for x
    x = 77,315,258,258,241,568,768/7,260,454,807.20
  6. Step 6: Final answer
    x = 10,648,817,506.80

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Half scale
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Double scale
Find fourth proportional to 7,260,454,808.20, 10,890,682,212.30 and 7,099,211,672.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.