Home / 531,505,598.30-797,258,397.45-488,507,428.70

Finding the Fourth Proportional to 531,505,598.30, 797,258,397.45 and 488,507,428.70

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Solution

The fourth proportional to 531,505,598.30, 797,258,397.45 and 488,507,428.70 is: 732,761,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,505,598.30 : 797,258,397.45 = 488,507,428.70 : x
  2. Step 2: Convert to fraction form
    531,505,598.30/797,258,397.45 = 488,507,428.70/x
  3. Step 3: Cross multiply
    531,505,598.30x = 797,258,397.45 × 488,507,428.70
  4. Step 4: Simplify right side
    531,505,598.30x = 389,466,649,747,782,144
  5. Step 5: Solve for x
    x = 389,466,649,747,782,144/531,505,598.30
  6. Step 6: Final answer
    x = 732,761,143.05

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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.