Home / 126,326,623.22-189,508,010.62-38,895,537.83

Finding the Fourth Proportional to 126,326,623.22, 189,508,010.62 and 38,895,537.83

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Solution

The fourth proportional to 126,326,623.22, 189,508,010.62 and 38,895,537.83 is: 58,348,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,326,623.22 : 189,508,010.62 = 38,895,537.83 : x
  2. Step 2: Convert to fraction form
    126,326,623.22/189,508,010.62 = 38,895,537.83/x
  3. Step 3: Cross multiply
    126,326,623.22x = 189,508,010.62 × 38,895,537.83
  4. Step 4: Simplify right side
    126,326,623.22x = 7,371,015,996,534,784
  5. Step 5: Solve for x
    x = 7,371,015,996,534,784/126,326,623.22
  6. Step 6: Final answer
    x = 58,348,872.22

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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.