Home / 977,068,923.20-1,465,603,384.80-330,836,667.20

Finding the Fourth Proportional to 977,068,923.20, 1,465,603,384.80 and 330,836,667.20

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Solution

The fourth proportional to 977,068,923.20, 1,465,603,384.80 and 330,836,667.20 is: 496,255,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,068,923.20 : 1,465,603,384.80 = 330,836,667.20 : x
  2. Step 2: Convert to fraction form
    977,068,923.20/1,465,603,384.80 = 330,836,667.20/x
  3. Step 3: Cross multiply
    977,068,923.20x = 1,465,603,384.80 × 330,836,667.20
  4. Step 4: Simplify right side
    977,068,923.20x = 484,875,339,264,271,104
  5. Step 5: Solve for x
    x = 484,875,339,264,271,104/977,068,923.20
  6. Step 6: Final answer
    x = 496,255,000.80

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Double scale
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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.