Home / 510,097,237.10-764,012,114.85-442,072,789.10

Finding the Fourth Proportional to 510,097,237.10, 764,012,114.85 and 442,072,789.10

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Solution

The fourth proportional to 510,097,237.10, 764,012,114.85 and 442,072,789.10 is: 662,126,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,097,237.10 : 764,012,114.85 = 442,072,789.10 : x
  2. Step 2: Convert to fraction form
    510,097,237.10/764,012,114.85 = 442,072,789.10/x
  3. Step 3: Cross multiply
    510,097,237.10x = 764,012,114.85 × 442,072,789.10
  4. Step 4: Simplify right side
    510,097,237.10x = 337,748,966,517,929,088
  5. Step 5: Solve for x
    x = 337,748,966,517,929,088/510,097,237.10
  6. Step 6: Final answer
    x = 662,126,633.81

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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.