Home / 951,437,071.31-1,312,992,112.64-533,758,321.94

Finding the Fourth Proportional to 951,437,071.31, 1,312,992,112.64 and 533,758,321.94

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Solution

The fourth proportional to 951,437,071.31, 1,312,992,112.64 and 533,758,321.94 is: 736,591,507.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,437,071.31 : 1,312,992,112.64 = 533,758,321.94 : x
  2. Step 2: Convert to fraction form
    951,437,071.31/1,312,992,112.64 = 533,758,321.94/x
  3. Step 3: Cross multiply
    951,437,071.31x = 1,312,992,112.64 × 533,758,321.94
  4. Step 4: Simplify right side
    951,437,071.31x = 700,820,466,753,948,160
  5. Step 5: Solve for x
    x = 700,820,466,753,948,160/951,437,071.31
  6. Step 6: Final answer
    x = 736,591,507.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.