Home / 119,874,751.38-165,427,151.49-64,870,609.38

Finding the Fourth Proportional to 119,874,751.38, 165,427,151.49 and 64,870,609.38

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Solution

The fourth proportional to 119,874,751.38, 165,427,151.49 and 64,870,609.38 is: 89,521,438.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,874,751.38 : 165,427,151.49 = 64,870,609.38 : x
  2. Step 2: Convert to fraction form
    119,874,751.38/165,427,151.49 = 64,870,609.38/x
  3. Step 3: Cross multiply
    119,874,751.38x = 165,427,151.49 × 64,870,609.38
  4. Step 4: Simplify right side
    119,874,751.38x = 10,731,360,125,153,876
  5. Step 5: Solve for x
    x = 10,731,360,125,153,876/119,874,751.38
  6. Step 6: Final answer
    x = 89,521,438.01

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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.