Home / 747,011,010.60-1,120,516,515.90-229,440,620.70

Finding the Fourth Proportional to 747,011,010.60, 1,120,516,515.90 and 229,440,620.70

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Solution

The fourth proportional to 747,011,010.60, 1,120,516,515.90 and 229,440,620.70 is: 344,160,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,011,010.60 : 1,120,516,515.90 = 229,440,620.70 : x
  2. Step 2: Convert to fraction form
    747,011,010.60/1,120,516,515.90 = 229,440,620.70/x
  3. Step 3: Cross multiply
    747,011,010.60x = 1,120,516,515.90 × 229,440,620.70
  4. Step 4: Simplify right side
    747,011,010.60x = 257,092,004,912,697,440
  5. Step 5: Solve for x
    x = 257,092,004,912,697,440/747,011,010.60
  6. Step 6: Final answer
    x = 344,160,931.05

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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.