Home / 85,847,046.86-128,771,348.74-24,436,181.44

Finding the Fourth Proportional to 85,847,046.86, 128,771,348.74 and 24,436,181.44

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Solution

The fourth proportional to 85,847,046.86, 128,771,348.74 and 24,436,181.44 is: 36,654,493.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,847,046.86 : 128,771,348.74 = 24,436,181.44 : x
  2. Step 2: Convert to fraction form
    85,847,046.86/128,771,348.74 = 24,436,181.44/x
  3. Step 3: Cross multiply
    85,847,046.86x = 128,771,348.74 × 24,436,181.44
  4. Step 4: Simplify right side
    85,847,046.86x = 3,146,680,042,084,155.50
  5. Step 5: Solve for x
    x = 3,146,680,042,084,155.50/85,847,046.86
  6. Step 6: Final answer
    x = 36,654,493.74

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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.