Home / 243,205,364.16-364,919,211.45-132,375,005.73

Finding the Fourth Proportional to 243,205,364.16, 364,919,211.45 and 132,375,005.73

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Solution

The fourth proportional to 243,205,364.16, 364,919,211.45 and 132,375,005.73 is: 198,623,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,205,364.16 : 364,919,211.45 = 132,375,005.73 : x
  2. Step 2: Convert to fraction form
    243,205,364.16/364,919,211.45 = 132,375,005.73/x
  3. Step 3: Cross multiply
    243,205,364.16x = 364,919,211.45 × 132,375,005.73
  4. Step 4: Simplify right side
    243,205,364.16x = 48,306,182,706,680,832
  5. Step 5: Solve for x
    x = 48,306,182,706,680,832/243,205,364.16
  6. Step 6: Final answer
    x = 198,623,015.05

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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.