Home / 98,969,072.31-148,448,779.99-36,732,496.73

Finding the Fourth Proportional to 98,969,072.31, 148,448,779.99 and 36,732,496.73

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Solution

The fourth proportional to 98,969,072.31, 148,448,779.99 and 36,732,496.73 is: 55,096,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,969,072.31 : 148,448,779.99 = 36,732,496.73 : x
  2. Step 2: Convert to fraction form
    98,969,072.31/148,448,779.99 = 36,732,496.73/x
  3. Step 3: Cross multiply
    98,969,072.31x = 148,448,779.99 × 36,732,496.73
  4. Step 4: Simplify right side
    98,969,072.31x = 5,452,894,324,721,090
  5. Step 5: Solve for x
    x = 5,452,894,324,721,090/98,969,072.31
  6. Step 6: Final answer
    x = 55,096,952.99

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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.