Home / 132,894,220.40-199,304,005.80-42,045,657.20

Finding the Fourth Proportional to 132,894,220.40, 199,304,005.80 and 42,045,657.20

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Solution

The fourth proportional to 132,894,220.40, 199,304,005.80 and 42,045,657.20 is: 63,056,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,894,220.40 : 199,304,005.80 = 42,045,657.20 : x
  2. Step 2: Convert to fraction form
    132,894,220.40/199,304,005.80 = 42,045,657.20/x
  3. Step 3: Cross multiply
    132,894,220.40x = 199,304,005.80 × 42,045,657.20
  4. Step 4: Simplify right side
    132,894,220.40x = 8,379,867,906,453,613
  5. Step 5: Solve for x
    x = 8,379,867,906,453,613/132,894,220.40
  6. Step 6: Final answer
    x = 63,056,676.82

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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.