Home / 236,444,891.13-326,292,001.62-129,154,302.16

Finding the Fourth Proportional to 236,444,891.13, 326,292,001.62 and 129,154,302.16

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Solution

The fourth proportional to 236,444,891.13, 326,292,001.62 and 129,154,302.16 is: 178,231,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,444,891.13 : 326,292,001.62 = 129,154,302.16 : x
  2. Step 2: Convert to fraction form
    236,444,891.13/326,292,001.62 = 129,154,302.16/x
  3. Step 3: Cross multiply
    236,444,891.13x = 326,292,001.62 × 129,154,302.16
  4. Step 4: Simplify right side
    236,444,891.13x = 42,142,015,768,320,624
  5. Step 5: Solve for x
    x = 42,142,015,768,320,624/236,444,891.13
  6. Step 6: Final answer
    x = 178,231,872.83

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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.