Home / 143,472,032.70-215,208,049.05-132,386,567.10

Finding the Fourth Proportional to 143,472,032.70, 215,208,049.05 and 132,386,567.10

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Solution

The fourth proportional to 143,472,032.70, 215,208,049.05 and 132,386,567.10 is: 198,579,850.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,472,032.70 : 215,208,049.05 = 132,386,567.10 : x
  2. Step 2: Convert to fraction form
    143,472,032.70/215,208,049.05 = 132,386,567.10/x
  3. Step 3: Cross multiply
    143,472,032.70x = 215,208,049.05 × 132,386,567.10
  4. Step 4: Simplify right side
    143,472,032.70x = 28,490,654,826,017,916
  5. Step 5: Solve for x
    x = 28,490,654,826,017,916/143,472,032.70
  6. Step 6: Final answer
    x = 198,579,850.65

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Double scale
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Similar ratio
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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.