Home / 517,321,454.08-775,974,872.40-240,818,016.22

Finding the Fourth Proportional to 517,321,454.08, 775,974,872.40 and 240,818,016.22

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Solution

The fourth proportional to 517,321,454.08, 775,974,872.40 and 240,818,016.22 is: 361,223,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,321,454.08 : 775,974,872.40 = 240,818,016.22 : x
  2. Step 2: Convert to fraction form
    517,321,454.08/775,974,872.40 = 240,818,016.22/x
  3. Step 3: Cross multiply
    517,321,454.08x = 775,974,872.40 × 240,818,016.22
  4. Step 4: Simplify right side
    517,321,454.08x = 186,868,729,407,935,616
  5. Step 5: Solve for x
    x = 186,868,729,407,935,616/517,321,454.08
  6. Step 6: Final answer
    x = 361,223,622.05

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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.