Home / 129,034,268.80-193,551,403.20-113,917,724.80

Finding the Fourth Proportional to 129,034,268.80, 193,551,403.20 and 113,917,724.80

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Solution

The fourth proportional to 129,034,268.80, 193,551,403.20 and 113,917,724.80 is: 170,876,587.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,034,268.80 : 193,551,403.20 = 113,917,724.80 : x
  2. Step 2: Convert to fraction form
    129,034,268.80/193,551,403.20 = 113,917,724.80/x
  3. Step 3: Cross multiply
    129,034,268.80x = 193,551,403.20 × 113,917,724.80
  4. Step 4: Simplify right side
    129,034,268.80x = 22,048,935,484,391,436
  5. Step 5: Solve for x
    x = 22,048,935,484,391,436/129,034,268.80
  6. Step 6: Final answer
    x = 170,876,587.20

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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.