Home / 98,285,361.36-147,428,251.86-39,951,869.18

Finding the Fourth Proportional to 98,285,361.36, 147,428,251.86 and 39,951,869.18

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Solution

The fourth proportional to 98,285,361.36, 147,428,251.86 and 39,951,869.18 is: 59,927,889.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,285,361.36 : 147,428,251.86 = 39,951,869.18 : x
  2. Step 2: Convert to fraction form
    98,285,361.36/147,428,251.86 = 39,951,869.18/x
  3. Step 3: Cross multiply
    98,285,361.36x = 147,428,251.86 × 39,951,869.18
  4. Step 4: Simplify right side
    98,285,361.36x = 5,890,034,231,193,957
  5. Step 5: Solve for x
    x = 5,890,034,231,193,957/98,285,361.36
  6. Step 6: Final answer
    x = 59,927,889.05

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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.