Home / 88,766,833.52-122,502,013.40-49,608,609.12

Finding the Fourth Proportional to 88,766,833.52, 122,502,013.40 and 49,608,609.12

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Solution

The fourth proportional to 88,766,833.52, 122,502,013.40 and 49,608,609.12 is: 68,461,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,766,833.52 : 122,502,013.40 = 49,608,609.12 : x
  2. Step 2: Convert to fraction form
    88,766,833.52/122,502,013.40 = 49,608,609.12/x
  3. Step 3: Cross multiply
    88,766,833.52x = 122,502,013.40 × 49,608,609.12
  4. Step 4: Simplify right side
    88,766,833.52x = 6,077,154,499,173,602
  5. Step 5: Solve for x
    x = 6,077,154,499,173,602/88,766,833.52
  6. Step 6: Final answer
    x = 68,461,994.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.