Home / 126,326,620.14-189,508,006.01-38,895,534.77

Finding the Fourth Proportional to 126,326,620.14, 189,508,006.01 and 38,895,534.77

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Solution

The fourth proportional to 126,326,620.14, 189,508,006.01 and 38,895,534.77 is: 58,348,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,326,620.14 : 189,508,006.01 = 38,895,534.77 : x
  2. Step 2: Convert to fraction form
    126,326,620.14/189,508,006.01 = 38,895,534.77/x
  3. Step 3: Cross multiply
    126,326,620.14x = 189,508,006.01 × 38,895,534.77
  4. Step 4: Simplify right side
    126,326,620.14x = 7,371,015,236,955,324
  5. Step 5: Solve for x
    x = 7,371,015,236,955,324/126,326,620.14
  6. Step 6: Final answer
    x = 58,348,867.63

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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.