Home / 120,587,110.11-166,410,294.06-67,656,510.92

Finding the Fourth Proportional to 120,587,110.11, 166,410,294.06 and 67,656,510.92

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Solution

The fourth proportional to 120,587,110.11, 166,410,294.06 and 67,656,510.92 is: 93,366,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,587,110.11 : 166,410,294.06 = 67,656,510.92 : x
  2. Step 2: Convert to fraction form
    120,587,110.11/166,410,294.06 = 67,656,510.92/x
  3. Step 3: Cross multiply
    120,587,110.11x = 166,410,294.06 × 67,656,510.92
  4. Step 4: Simplify right side
    120,587,110.11x = 11,258,739,876,438,750
  5. Step 5: Solve for x
    x = 11,258,739,876,438,750/120,587,110.11
  6. Step 6: Final answer
    x = 93,366,031.13

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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.