Home / 323,344,998.55-485,010,494.98-90,169,488.85

Finding the Fourth Proportional to 323,344,998.55, 485,010,494.98 and 90,169,488.85

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Solution

The fourth proportional to 323,344,998.55, 485,010,494.98 and 90,169,488.85 is: 135,252,280.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,344,998.55 : 485,010,494.98 = 90,169,488.85 : x
  2. Step 2: Convert to fraction form
    323,344,998.55/485,010,494.98 = 90,169,488.85/x
  3. Step 3: Cross multiply
    323,344,998.55x = 485,010,494.98 × 90,169,488.85
  4. Step 4: Simplify right side
    323,344,998.55x = 43,733,148,419,232,088
  5. Step 5: Solve for x
    x = 43,733,148,419,232,088/323,344,998.55
  6. Step 6: Final answer
    x = 135,252,280.43

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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.