Home / 312,577,205.55-468,908,924.30-181,481,220.30

Finding the Fourth Proportional to 312,577,205.55, 468,908,924.30 and 181,481,220.30

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Solution

The fourth proportional to 312,577,205.55, 468,908,924.30 and 181,481,220.30 is: 272,246,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,577,205.55 : 468,908,924.30 = 181,481,220.30 : x
  2. Step 2: Convert to fraction form
    312,577,205.55/468,908,924.30 = 181,481,220.30/x
  3. Step 3: Cross multiply
    312,577,205.55x = 468,908,924.30 × 181,481,220.30
  4. Step 4: Simplify right side
    312,577,205.55x = 85,098,163,788,272,368
  5. Step 5: Solve for x
    x = 85,098,163,788,272,368/312,577,205.55
  6. Step 6: Final answer
    x = 272,246,863.43

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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.