Home / 96,777,998.40-145,334,959.20-51,428,366.40

Finding the Fourth Proportional to 96,777,998.40, 145,334,959.20 and 51,428,366.40

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Solution

The fourth proportional to 96,777,998.40, 145,334,959.20 and 51,428,366.40 is: 77,231,805.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,777,998.40 : 145,334,959.20 = 51,428,366.40 : x
  2. Step 2: Convert to fraction form
    96,777,998.40/145,334,959.20 = 51,428,366.40/x
  3. Step 3: Cross multiply
    96,777,998.40x = 145,334,959.20 × 51,428,366.40
  4. Step 4: Simplify right side
    96,777,998.40x = 7,474,339,532,466,650
  5. Step 5: Solve for x
    x = 7,474,339,532,466,650/96,777,998.40
  6. Step 6: Final answer
    x = 77,231,805.33

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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.