Home / 338,296,543.52-507,401,528.88-108,246,382.88

Finding the Fourth Proportional to 338,296,543.52, 507,401,528.88 and 108,246,382.88

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Solution

The fourth proportional to 338,296,543.52, 507,401,528.88 and 108,246,382.88 is: 162,355,723.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,296,543.52 : 507,401,528.88 = 108,246,382.88 : x
  2. Step 2: Convert to fraction form
    338,296,543.52/507,401,528.88 = 108,246,382.88/x
  3. Step 3: Cross multiply
    338,296,543.52x = 507,401,528.88 × 108,246,382.88
  4. Step 4: Simplify right side
    338,296,543.52x = 54,924,380,169,041,856
  5. Step 5: Solve for x
    x = 54,924,380,169,041,856/338,296,543.52
  6. Step 6: Final answer
    x = 162,355,723.76

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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.