Home / 132,516,068.85-198,774,103.28-51,737,036.85

Finding the Fourth Proportional to 132,516,068.85, 198,774,103.28 and 51,737,036.85

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Solution

The fourth proportional to 132,516,068.85, 198,774,103.28 and 51,737,036.85 is: 77,605,555.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,516,068.85 : 198,774,103.28 = 51,737,036.85 : x
  2. Step 2: Convert to fraction form
    132,516,068.85/198,774,103.28 = 51,737,036.85/x
  3. Step 3: Cross multiply
    132,516,068.85x = 198,774,103.28 × 51,737,036.85
  4. Step 4: Simplify right side
    132,516,068.85x = 10,283,983,105,964,382
  5. Step 5: Solve for x
    x = 10,283,983,105,964,382/132,516,068.85
  6. Step 6: Final answer
    x = 77,605,555.28

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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.