Home / 245,317,891.26-338,538,691.04-133,808,726.32

Finding the Fourth Proportional to 245,317,891.26, 338,538,691.04 and 133,808,726.32

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Solution

The fourth proportional to 245,317,891.26, 338,538,691.04 and 133,808,726.32 is: 184,656,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,317,891.26 : 338,538,691.04 = 133,808,726.32 : x
  2. Step 2: Convert to fraction form
    245,317,891.26/338,538,691.04 = 133,808,726.32/x
  3. Step 3: Cross multiply
    245,317,891.26x = 338,538,691.04 × 133,808,726.32
  4. Step 4: Simplify right side
    245,317,891.26x = 45,299,431,058,102,400
  5. Step 5: Solve for x
    x = 45,299,431,058,102,400/245,317,891.26
  6. Step 6: Final answer
    x = 184,656,042.92

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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.