Home / 213,063,677.94-293,944,217.13-123,740,416.65

Finding the Fourth Proportional to 213,063,677.94, 293,944,217.13 and 123,740,416.65

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Solution

The fourth proportional to 213,063,677.94, 293,944,217.13 and 123,740,416.65 is: 170,713,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,063,677.94 : 293,944,217.13 = 123,740,416.65 : x
  2. Step 2: Convert to fraction form
    213,063,677.94/293,944,217.13 = 123,740,416.65/x
  3. Step 3: Cross multiply
    213,063,677.94x = 293,944,217.13 × 123,740,416.65
  4. Step 4: Simplify right side
    213,063,677.94x = 36,372,779,899,524,272
  5. Step 5: Solve for x
    x = 36,372,779,899,524,272/213,063,677.94
  6. Step 6: Final answer
    x = 170,713,188.90

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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.