Home / 531,505,723.80-797,258,585.70-488,507,554.20

Finding the Fourth Proportional to 531,505,723.80, 797,258,585.70 and 488,507,554.20

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Solution

The fourth proportional to 531,505,723.80, 797,258,585.70 and 488,507,554.20 is: 732,761,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,505,723.80 : 797,258,585.70 = 488,507,554.20 : x
  2. Step 2: Convert to fraction form
    531,505,723.80/797,258,585.70 = 488,507,554.20/x
  3. Step 3: Cross multiply
    531,505,723.80x = 797,258,585.70 × 488,507,554.20
  4. Step 4: Simplify right side
    531,505,723.80x = 389,466,841,765,258,112
  5. Step 5: Solve for x
    x = 389,466,841,765,258,112/531,505,723.80
  6. Step 6: Final answer
    x = 732,761,331.30

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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.