Home / 88,921,901.28-122,709,588.23-49,231,200.97

Finding the Fourth Proportional to 88,921,901.28, 122,709,588.23 and 49,231,200.97

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Solution

The fourth proportional to 88,921,901.28, 122,709,588.23 and 49,231,200.97 is: 67,937,598.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,921,901.28 : 122,709,588.23 = 49,231,200.97 : x
  2. Step 2: Convert to fraction form
    88,921,901.28/122,709,588.23 = 49,231,200.97/x
  3. Step 3: Cross multiply
    88,921,901.28x = 122,709,588.23 × 49,231,200.97
  4. Step 4: Simplify right side
    88,921,901.28x = 6,041,140,398,850,920
  5. Step 5: Solve for x
    x = 6,041,140,398,850,920/88,921,901.28
  6. Step 6: Final answer
    x = 67,937,598.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.