Home / 71,369,254.45-98,494,444.45-40,429,677.97

Finding the Fourth Proportional to 71,369,254.45, 98,494,444.45 and 40,429,677.97

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Solution

The fourth proportional to 71,369,254.45, 98,494,444.45 and 40,429,677.97 is: 55,795,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,369,254.45 : 98,494,444.45 = 40,429,677.97 : x
  2. Step 2: Convert to fraction form
    71,369,254.45/98,494,444.45 = 40,429,677.97/x
  3. Step 3: Cross multiply
    71,369,254.45x = 98,494,444.45 × 40,429,677.97
  4. Step 4: Simplify right side
    71,369,254.45x = 3,982,098,670,947,554
  5. Step 5: Solve for x
    x = 3,982,098,670,947,554/71,369,254.45
  6. Step 6: Final answer
    x = 55,795,716.26

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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.