Home / 120,923,306.76-181,385,091.54-30,046,895.76

Finding the Fourth Proportional to 120,923,306.76, 181,385,091.54 and 30,046,895.76

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Solution

The fourth proportional to 120,923,306.76, 181,385,091.54 and 30,046,895.76 is: 45,070,376.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,923,306.76 : 181,385,091.54 = 30,046,895.76 : x
  2. Step 2: Convert to fraction form
    120,923,306.76/181,385,091.54 = 30,046,895.76/x
  3. Step 3: Cross multiply
    120,923,306.76x = 181,385,091.54 × 30,046,895.76
  4. Step 4: Simplify right side
    120,923,306.76x = 5,450,058,937,920,438
  5. Step 5: Solve for x
    x = 5,450,058,937,920,438/120,923,306.76
  6. Step 6: Final answer
    x = 45,070,376.29

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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.