Home / 89,423,999.80-134,123,558.10-28,845,849.40

Finding the Fourth Proportional to 89,423,999.80, 134,123,558.10 and 28,845,849.40

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Solution

The fourth proportional to 89,423,999.80, 134,123,558.10 and 28,845,849.40 is: 43,264,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,423,999.80 : 134,123,558.10 = 28,845,849.40 : x
  2. Step 2: Convert to fraction form
    89,423,999.80/134,123,558.10 = 28,845,849.40/x
  3. Step 3: Cross multiply
    89,423,999.80x = 134,123,558.10 × 28,845,849.40
  4. Step 4: Simplify right side
    89,423,999.80x = 3,868,907,957,944,750
  5. Step 5: Solve for x
    x = 3,868,907,957,944,750/89,423,999.80
  6. Step 6: Final answer
    x = 43,264,760.76

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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.