Home / 267,747,379.84-399,818,054.72-218,660,610

Finding the Fourth Proportional to 267,747,379.84, 399,818,054.72 and 218,660,610

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Solution

The fourth proportional to 267,747,379.84, 399,818,054.72 and 218,660,610 is: 326,518,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,747,379.84 : 399,818,054.72 = 218,660,610 : x
  2. Step 2: Convert to fraction form
    267,747,379.84/399,818,054.72 = 218,660,610/x
  3. Step 3: Cross multiply
    267,747,379.84x = 399,818,054.72 × 218,660,610
  4. Step 4: Simplify right side
    267,747,379.84x = 87,424,459,734,088,592
  5. Step 5: Solve for x
    x = 87,424,459,734,088,592/267,747,379.84
  6. Step 6: Final answer
    x = 326,518,451.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.