Home / 108,496,992.43-149,708,100.94-63,880,562.95

Finding the Fourth Proportional to 108,496,992.43, 149,708,100.94 and 63,880,562.95

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Solution

The fourth proportional to 108,496,992.43, 149,708,100.94 and 63,880,562.95 is: 88,144,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,496,992.43 : 149,708,100.94 = 63,880,562.95 : x
  2. Step 2: Convert to fraction form
    108,496,992.43/149,708,100.94 = 63,880,562.95/x
  3. Step 3: Cross multiply
    108,496,992.43x = 149,708,100.94 × 63,880,562.95
  4. Step 4: Simplify right side
    108,496,992.43x = 9,563,437,766,222,624
  5. Step 5: Solve for x
    x = 9,563,437,766,222,624/108,496,992.43
  6. Step 6: Final answer
    x = 88,144,726.89

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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.