Home / 99,839,706.59-149,775,652.31-30,752,478.02

Finding the Fourth Proportional to 99,839,706.59, 149,775,652.31 and 30,752,478.02

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Solution

The fourth proportional to 99,839,706.59, 149,775,652.31 and 30,752,478.02 is: 46,133,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,839,706.59 : 149,775,652.31 = 30,752,478.02 : x
  2. Step 2: Convert to fraction form
    99,839,706.59/149,775,652.31 = 30,752,478.02/x
  3. Step 3: Cross multiply
    99,839,706.59x = 149,775,652.31 × 30,752,478.02
  4. Step 4: Simplify right side
    99,839,706.59x = 4,605,972,454,691,797
  5. Step 5: Solve for x
    x = 4,605,972,454,691,797/99,839,706.59
  6. Step 6: Final answer
    x = 46,133,673.79

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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.