Home / 323,644,888.32-485,366,140.80-108,183,747.84

Finding the Fourth Proportional to 323,644,888.32, 485,366,140.80 and 108,183,747.84

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Solution

The fourth proportional to 323,644,888.32, 485,366,140.80 and 108,183,747.84 is: 162,241,796.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,644,888.32 : 485,366,140.80 = 108,183,747.84 : x
  2. Step 2: Convert to fraction form
    323,644,888.32/485,366,140.80 = 108,183,747.84/x
  3. Step 3: Cross multiply
    323,644,888.32x = 485,366,140.80 × 108,183,747.84
  4. Step 4: Simplify right side
    323,644,888.32x = 52,508,728,186,381,136
  5. Step 5: Solve for x
    x = 52,508,728,186,381,136/323,644,888.32
  6. Step 6: Final answer
    x = 162,241,796.74

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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.