Home / 132,999,403.86-199,518,145.55-40,890,876.00

Finding the Fourth Proportional to 132,999,403.86, 199,518,145.55 and 40,890,876.00

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Solution

The fourth proportional to 132,999,403.86, 199,518,145.55 and 40,890,876.00 is: 61,342,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999,403.86 : 199,518,145.55 = 40,890,876.00 : x
  2. Step 2: Convert to fraction form
    132,999,403.86/199,518,145.55 = 40,890,876.00/x
  3. Step 3: Cross multiply
    132,999,403.86x = 199,518,145.55 × 40,890,876.00
  4. Step 4: Simplify right side
    132,999,403.86x = 8,158,471,748,635,696
  5. Step 5: Solve for x
    x = 8,158,471,748,635,696/132,999,403.86
  6. Step 6: Final answer
    x = 61,342,167.80

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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.