Home / 91,341,901.20-137,012,851.80-62,285,364.53

Finding the Fourth Proportional to 91,341,901.20, 137,012,851.80 and 62,285,364.53

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Solution

The fourth proportional to 91,341,901.20, 137,012,851.80 and 62,285,364.53 is: 93,428,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,341,901.20 : 137,012,851.80 = 62,285,364.53 : x
  2. Step 2: Convert to fraction form
    91,341,901.20/137,012,851.80 = 62,285,364.53/x
  3. Step 3: Cross multiply
    91,341,901.20x = 137,012,851.80 × 62,285,364.53
  4. Step 4: Simplify right side
    91,341,901.20x = 8,533,895,419,657,868
  5. Step 5: Solve for x
    x = 8,533,895,419,657,868/91,341,901.20
  6. Step 6: Final answer
    x = 93,428,046.80

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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.