Home / 109,147,928.40-163,721,892.60-44,418,414.60

Finding the Fourth Proportional to 109,147,928.40, 163,721,892.60 and 44,418,414.60

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Solution

The fourth proportional to 109,147,928.40, 163,721,892.60 and 44,418,414.60 is: 66,627,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,147,928.40 : 163,721,892.60 = 44,418,414.60 : x
  2. Step 2: Convert to fraction form
    109,147,928.40/163,721,892.60 = 44,418,414.60/x
  3. Step 3: Cross multiply
    109,147,928.40x = 163,721,892.60 × 44,418,414.60
  4. Step 4: Simplify right side
    109,147,928.40x = 7,272,266,904,603,472
  5. Step 5: Solve for x
    x = 7,272,266,904,603,472/109,147,928.40
  6. Step 6: Final answer
    x = 66,627,621.90

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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.