Home / 132,095,119.40-198,142,679.10-91,784,335.40

Finding the Fourth Proportional to 132,095,119.40, 198,142,679.10 and 91,784,335.40

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Solution

The fourth proportional to 132,095,119.40, 198,142,679.10 and 91,784,335.40 is: 137,676,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,095,119.40 : 198,142,679.10 = 91,784,335.40 : x
  2. Step 2: Convert to fraction form
    132,095,119.40/198,142,679.10 = 91,784,335.40/x
  3. Step 3: Cross multiply
    132,095,119.40x = 198,142,679.10 × 91,784,335.40
  4. Step 4: Simplify right side
    132,095,119.40x = 18,186,394,115,568,972
  5. Step 5: Solve for x
    x = 18,186,394,115,568,972/132,095,119.40
  6. Step 6: Final answer
    x = 137,676,503.10

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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.