Home / 136,088,419,402.30-187,801,363,982.25-75,120,253,312.96

Finding the Fourth Proportional to 136,088,419,402.30, 187,801,363,982.25 and 75,120,253,312.96

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Solution

The fourth proportional to 136,088,419,402.30, 187,801,363,982.25 and 75,120,253,312.96 is: 103,665,588,128.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,088,419,402.30 : 187,801,363,982.25 = 75,120,253,312.96 : x
  2. Step 2: Convert to fraction form
    136,088,419,402.30/187,801,363,982.25 = 75,120,253,312.96/x
  3. Step 3: Cross multiply
    136,088,419,402.30x = 187,801,363,982.25 × 75,120,253,312.96
  4. Step 4: Simplify right side
    136,088,419,402.30x = 14,107,686,034,866,022,907,904
  5. Step 5: Solve for x
    x = 14,107,686,034,866,022,907,904/136,088,419,402.30
  6. Step 6: Final answer
    x = 103,665,588,128.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.