Home / 121,931,799.72-182,856,699.49-44,192,430.50

Finding the Fourth Proportional to 121,931,799.72, 182,856,699.49 and 44,192,430.50

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Solution

The fourth proportional to 121,931,799.72, 182,856,699.49 and 44,192,430.50 is: 66,273,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,931,799.72 : 182,856,699.49 = 44,192,430.50 : x
  2. Step 2: Convert to fraction form
    121,931,799.72/182,856,699.49 = 44,192,430.50/x
  3. Step 3: Cross multiply
    121,931,799.72x = 182,856,699.49 × 44,192,430.50
  4. Step 4: Simplify right side
    121,931,799.72x = 8,080,881,983,345,442
  5. Step 5: Solve for x
    x = 8,080,881,983,345,442/121,931,799.72
  6. Step 6: Final answer
    x = 66,273,785.85

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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.