Home / 132,972,545.60-199,458,818.40-42,103,246.40

Finding the Fourth Proportional to 132,972,545.60, 199,458,818.40 and 42,103,246.40

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Solution

The fourth proportional to 132,972,545.60, 199,458,818.40 and 42,103,246.40 is: 63,154,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,972,545.60 : 199,458,818.40 = 42,103,246.40 : x
  2. Step 2: Convert to fraction form
    132,972,545.60/199,458,818.40 = 42,103,246.40/x
  3. Step 3: Cross multiply
    132,972,545.60x = 199,458,818.40 × 42,103,246.40
  4. Step 4: Simplify right side
    132,972,545.60x = 8,397,863,777,748,054
  5. Step 5: Solve for x
    x = 8,397,863,777,748,054/132,972,545.60
  6. Step 6: Final answer
    x = 63,154,869.60

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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.