Home / 237,572,074,776.29-327,855,676,756.11-129,191,510,785.18

Finding the Fourth Proportional to 237,572,074,776.29, 327,855,676,756.11 and 129,191,510,785.18

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Solution

The fourth proportional to 237,572,074,776.29, 327,855,676,756.11 and 129,191,510,785.18 is: 178,287,663,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,572,074,776.29 : 327,855,676,756.11 = 129,191,510,785.18 : x
  2. Step 2: Convert to fraction form
    237,572,074,776.29/327,855,676,756.11 = 129,191,510,785.18/x
  3. Step 3: Cross multiply
    237,572,074,776.29x = 327,855,676,756.11 × 129,191,510,785.18
  4. Step 4: Simplify right side
    237,572,074,776.29x = 42,356,170,199,619,466,166,272
  5. Step 5: Solve for x
    x = 42,356,170,199,619,466,166,272/237,572,074,776.29
  6. Step 6: Final answer
    x = 178,287,663,815.30

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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.