Home / 8,457,726,063.60-12,686,589,095.40-6,280,943,727.60

Finding the Fourth Proportional to 8,457,726,063.60, 12,686,589,095.40 and 6,280,943,727.60

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Solution

The fourth proportional to 8,457,726,063.60, 12,686,589,095.40 and 6,280,943,727.60 is: 9,421,415,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,726,063.60 : 12,686,589,095.40 = 6,280,943,727.60 : x
  2. Step 2: Convert to fraction form
    8,457,726,063.60/12,686,589,095.40 = 6,280,943,727.60/x
  3. Step 3: Cross multiply
    8,457,726,063.60x = 12,686,589,095.40 × 6,280,943,727.60
  4. Step 4: Simplify right side
    8,457,726,063.60x = 79,683,752,203,391,188,992
  5. Step 5: Solve for x
    x = 79,683,752,203,391,188,992/8,457,726,063.60
  6. Step 6: Final answer
    x = 9,421,415,591.40

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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.