Home / 159,814,085.21-220,580,291.70-93,755,804.88

Finding the Fourth Proportional to 159,814,085.21, 220,580,291.70 and 93,755,804.88

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Solution

The fourth proportional to 159,814,085.21, 220,580,291.70 and 93,755,804.88 is: 129,404,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,814,085.21 : 220,580,291.70 = 93,755,804.88 : x
  2. Step 2: Convert to fraction form
    159,814,085.21/220,580,291.70 = 93,755,804.88/x
  3. Step 3: Cross multiply
    159,814,085.21x = 220,580,291.70 × 93,755,804.88
  4. Step 4: Simplify right side
    159,814,085.21x = 20,680,682,788,998,680
  5. Step 5: Solve for x
    x = 20,680,682,788,998,680/159,814,085.21
  6. Step 6: Final answer
    x = 129,404,631.40

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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.