Home / 126,326,626.40-189,508,015.40-38,895,541.02

Finding the Fourth Proportional to 126,326,626.40, 189,508,015.40 and 38,895,541.02

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Solution

The fourth proportional to 126,326,626.40, 189,508,015.40 and 38,895,541.02 is: 58,348,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,326,626.40 : 189,508,015.40 = 38,895,541.02 : x
  2. Step 2: Convert to fraction form
    126,326,626.40/189,508,015.40 = 38,895,541.02/x
  3. Step 3: Cross multiply
    126,326,626.40x = 189,508,015.40 × 38,895,541.02
  4. Step 4: Simplify right side
    126,326,626.40x = 7,371,016,786,415,015
  5. Step 5: Solve for x
    x = 7,371,016,786,415,015/126,326,626.40
  6. Step 6: Final answer
    x = 58,348,877.00

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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.