Home / 68,614,427,190.24-94,690,208,764.38-38,131,895,362.57

Finding the Fourth Proportional to 68,614,427,190.24, 94,690,208,764.38 and 38,131,895,362.57

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Solution

The fourth proportional to 68,614,427,190.24, 94,690,208,764.38 and 38,131,895,362.57 is: 52,623,293,384.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,614,427,190.24 : 94,690,208,764.38 = 38,131,895,362.57 : x
  2. Step 2: Convert to fraction form
    68,614,427,190.24/94,690,208,764.38 = 38,131,895,362.57/x
  3. Step 3: Cross multiply
    68,614,427,190.24x = 94,690,208,764.38 × 38,131,895,362.57
  4. Step 4: Simplify right side
    68,614,427,190.24x = 3,610,717,132,463,247,196,160
  5. Step 5: Solve for x
    x = 3,610,717,132,463,247,196,160/68,614,427,190.24
  6. Step 6: Final answer
    x = 52,623,293,384.82

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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.