Home / 159,680,032.56-220,361,314.77-93,648,156.39

Finding the Fourth Proportional to 159,680,032.56, 220,361,314.77 and 93,648,156.39

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Solution

The fourth proportional to 159,680,032.56, 220,361,314.77 and 93,648,156.39 is: 129,236,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,680,032.56 : 220,361,314.77 = 93,648,156.39 : x
  2. Step 2: Convert to fraction form
    159,680,032.56/220,361,314.77 = 93,648,156.39/x
  3. Step 3: Cross multiply
    159,680,032.56x = 220,361,314.77 × 93,648,156.39
  4. Step 4: Simplify right side
    159,680,032.56x = 20,636,430,867,886,980
  5. Step 5: Solve for x
    x = 20,636,430,867,886,980/159,680,032.56
  6. Step 6: Final answer
    x = 129,236,138.90

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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.