Home / 149,542,422.30-224,313,633.45-68,920,854.30

Finding the Fourth Proportional to 149,542,422.30, 224,313,633.45 and 68,920,854.30

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Solution

The fourth proportional to 149,542,422.30, 224,313,633.45 and 68,920,854.30 is: 103,381,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,542,422.30 : 224,313,633.45 = 68,920,854.30 : x
  2. Step 2: Convert to fraction form
    149,542,422.30/224,313,633.45 = 68,920,854.30/x
  3. Step 3: Cross multiply
    149,542,422.30x = 224,313,633.45 × 68,920,854.30
  4. Step 4: Simplify right side
    149,542,422.30x = 15,459,887,248,511,054
  5. Step 5: Solve for x
    x = 15,459,887,248,511,054/149,542,422.30
  6. Step 6: Final answer
    x = 103,381,281.45

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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.