Home / 98,901,382.52-148,365,715.95-57,421,793.43

Finding the Fourth Proportional to 98,901,382.52, 148,365,715.95 and 57,421,793.43

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Solution

The fourth proportional to 98,901,382.52, 148,365,715.95 and 57,421,793.43 is: 86,140,610.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,901,382.52 : 148,365,715.95 = 57,421,793.43 : x
  2. Step 2: Convert to fraction form
    98,901,382.52/148,365,715.95 = 57,421,793.43/x
  3. Step 3: Cross multiply
    98,901,382.52x = 148,365,715.95 × 57,421,793.43
  4. Step 4: Simplify right side
    98,901,382.52x = 8,519,425,493,374,955
  5. Step 5: Solve for x
    x = 8,519,425,493,374,955/98,901,382.52
  6. Step 6: Final answer
    x = 86,140,610.75

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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.