Home / 127,646,449,766.74-191,469,674,663.29-42,656,244,282.87

Finding the Fourth Proportional to 127,646,449,766.74, 191,469,674,663.29 and 42,656,244,282.87

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Solution

The fourth proportional to 127,646,449,766.74, 191,469,674,663.29 and 42,656,244,282.87 is: 63,984,366,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,646,449,766.74 : 191,469,674,663.29 = 42,656,244,282.87 : x
  2. Step 2: Convert to fraction form
    127,646,449,766.74/191,469,674,663.29 = 42,656,244,282.87/x
  3. Step 3: Cross multiply
    127,646,449,766.74x = 191,469,674,663.29 × 42,656,244,282.87
  4. Step 4: Simplify right side
    127,646,449,766.74x = 8,167,377,215,198,944,296,960
  5. Step 5: Solve for x
    x = 8,167,377,215,198,944,296,960/127,646,449,766.74
  6. Step 6: Final answer
    x = 63,984,366,428.71

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1.5x scale

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.