Home / 103,016,233.80-154,524,350.70-89,145,623.70

Finding the Fourth Proportional to 103,016,233.80, 154,524,350.70 and 89,145,623.70

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Solution

The fourth proportional to 103,016,233.80, 154,524,350.70 and 89,145,623.70 is: 133,718,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,016,233.80 : 154,524,350.70 = 89,145,623.70 : x
  2. Step 2: Convert to fraction form
    103,016,233.80/154,524,350.70 = 89,145,623.70/x
  3. Step 3: Cross multiply
    103,016,233.80x = 154,524,350.70 × 89,145,623.70
  4. Step 4: Simplify right side
    103,016,233.80x = 13,775,169,619,989,030
  5. Step 5: Solve for x
    x = 13,775,169,619,989,030/103,016,233.80
  6. Step 6: Final answer
    x = 133,718,435.55

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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.