Home / 655,614,016.40-983,398,279.80-164,331,585.20

Finding the Fourth Proportional to 655,614,016.40, 983,398,279.80 and 164,331,585.20

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Solution

The fourth proportional to 655,614,016.40, 983,398,279.80 and 164,331,585.20 is: 246,491,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,614,016.40 : 983,398,279.80 = 164,331,585.20 : x
  2. Step 2: Convert to fraction form
    655,614,016.40/983,398,279.80 = 164,331,585.20/x
  3. Step 3: Cross multiply
    655,614,016.40x = 983,398,279.80 × 164,331,585.20
  4. Step 4: Simplify right side
    655,614,016.40x = 161,603,398,202,487,104
  5. Step 5: Solve for x
    x = 161,603,398,202,487,104/655,614,016.40
  6. Step 6: Final answer
    x = 246,491,676.75

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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.