Home / 129,613,145,240.12-194,418,641,761.17-101,306,870,242.41

Finding the Fourth Proportional to 129,613,145,240.12, 194,418,641,761.17 and 101,306,870,242.41

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Solution

The fourth proportional to 129,613,145,240.12, 194,418,641,761.17 and 101,306,870,242.41 is: 151,959,464,274.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,613,145,240.12 : 194,418,641,761.17 = 101,306,870,242.41 : x
  2. Step 2: Convert to fraction form
    129,613,145,240.12/194,418,641,761.17 = 101,306,870,242.41/x
  3. Step 3: Cross multiply
    129,613,145,240.12x = 194,418,641,761.17 × 101,306,870,242.41
  4. Step 4: Simplify right side
    129,613,145,240.12x = 19,695,944,113,604,446,388,224
  5. Step 5: Solve for x
    x = 19,695,944,113,604,446,388,224/129,613,145,240.12
  6. Step 6: Final answer
    x = 151,959,464,274.37

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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.