Home / 132,999,404.24-199,518,146.12-40,890,876.37

Finding the Fourth Proportional to 132,999,404.24, 199,518,146.12 and 40,890,876.37

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Solution

The fourth proportional to 132,999,404.24, 199,518,146.12 and 40,890,876.37 is: 61,342,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999,404.24 : 199,518,146.12 = 40,890,876.37 : x
  2. Step 2: Convert to fraction form
    132,999,404.24/199,518,146.12 = 40,890,876.37/x
  3. Step 3: Cross multiply
    132,999,404.24x = 199,518,146.12 × 40,890,876.37
  4. Step 4: Simplify right side
    132,999,404.24x = 8,158,471,845,861,266
  5. Step 5: Solve for x
    x = 8,158,471,845,861,266/132,999,404.24
  6. Step 6: Final answer
    x = 61,342,168.36

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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.