Home / 237,572,074,778.16-327,855,676,758.70-129,191,510,787.06

Finding the Fourth Proportional to 237,572,074,778.16, 327,855,676,758.70 and 129,191,510,787.06

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Solution

The fourth proportional to 237,572,074,778.16, 327,855,676,758.70 and 129,191,510,787.06 is: 178,287,663,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,572,074,778.16 : 327,855,676,758.70 = 129,191,510,787.06 : x
  2. Step 2: Convert to fraction form
    237,572,074,778.16/327,855,676,758.70 = 129,191,510,787.06/x
  3. Step 3: Cross multiply
    237,572,074,778.16x = 327,855,676,758.70 × 129,191,510,787.06
  4. Step 4: Simplify right side
    237,572,074,778.16x = 42,356,170,200,570,449,100,800
  5. Step 5: Solve for x
    x = 42,356,170,200,570,449,100,800/237,572,074,778.16
  6. Step 6: Final answer
    x = 178,287,663,817.90

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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.