Home / 132,055,727.60-198,119,020.80-117,777,679.40

Finding the Fourth Proportional to 132,055,727.60, 198,119,020.80 and 117,777,679.40

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Solution

The fourth proportional to 132,055,727.60, 198,119,020.80 and 117,777,679.40 is: 176,698,117.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,055,727.60 : 198,119,020.80 = 117,777,679.40 : x
  2. Step 2: Convert to fraction form
    132,055,727.60/198,119,020.80 = 117,777,679.40/x
  3. Step 3: Cross multiply
    132,055,727.60x = 198,119,020.80 × 117,777,679.40
  4. Step 4: Simplify right side
    132,055,727.60x = 23,333,998,514,824,336
  5. Step 5: Solve for x
    x = 23,333,998,514,824,336/132,055,727.60
  6. Step 6: Final answer
    x = 176,698,117.82

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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.