Home / 140,338,321.84-210,342,167.89-57,288,207.44

Finding the Fourth Proportional to 140,338,321.84, 210,342,167.89 and 57,288,207.44

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Solution

The fourth proportional to 140,338,321.84, 210,342,167.89 and 57,288,207.44 is: 85,864,827.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,338,321.84 : 210,342,167.89 = 57,288,207.44 : x
  2. Step 2: Convert to fraction form
    140,338,321.84/210,342,167.89 = 57,288,207.44/x
  3. Step 3: Cross multiply
    140,338,321.84x = 210,342,167.89 × 57,288,207.44
  4. Step 4: Simplify right side
    140,338,321.84x = 12,050,125,746,661,086
  5. Step 5: Solve for x
    x = 12,050,125,746,661,086/140,338,321.84
  6. Step 6: Final answer
    x = 85,864,827.14

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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.