Home / 113,379,616.50-156,468,825.64-63,823,187.94

Finding the Fourth Proportional to 113,379,616.50, 156,468,825.64 and 63,823,187.94

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Solution

The fourth proportional to 113,379,616.50, 156,468,825.64 and 63,823,187.94 is: 88,078,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,379,616.50 : 156,468,825.64 = 63,823,187.94 : x
  2. Step 2: Convert to fraction form
    113,379,616.50/156,468,825.64 = 63,823,187.94/x
  3. Step 3: Cross multiply
    113,379,616.50x = 156,468,825.64 × 63,823,187.94
  4. Step 4: Simplify right side
    113,379,616.50x = 9,986,339,264,862,522
  5. Step 5: Solve for x
    x = 9,986,339,264,862,522/113,379,616.50
  6. Step 6: Final answer
    x = 88,078,788.53

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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.