Home / 99,644,552.40-149,466,828.60-54,294,920.40

Finding the Fourth Proportional to 99,644,552.40, 149,466,828.60 and 54,294,920.40

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Solution

The fourth proportional to 99,644,552.40, 149,466,828.60 and 54,294,920.40 is: 81,442,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,644,552.40 : 149,466,828.60 = 54,294,920.40 : x
  2. Step 2: Convert to fraction form
    99,644,552.40/149,466,828.60 = 54,294,920.40/x
  3. Step 3: Cross multiply
    99,644,552.40x = 149,466,828.60 × 54,294,920.40
  4. Step 4: Simplify right side
    99,644,552.40x = 8,115,289,561,277,443
  5. Step 5: Solve for x
    x = 8,115,289,561,277,443/99,644,552.40
  6. Step 6: Final answer
    x = 81,442,380.60

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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.