Home / 398,613,074.80-597,919,612.20-183,622,226.80

Finding the Fourth Proportional to 398,613,074.80, 597,919,612.20 and 183,622,226.80

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Solution

The fourth proportional to 398,613,074.80, 597,919,612.20 and 183,622,226.80 is: 275,433,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,613,074.80 : 597,919,612.20 = 183,622,226.80 : x
  2. Step 2: Convert to fraction form
    398,613,074.80/597,919,612.20 = 183,622,226.80/x
  3. Step 3: Cross multiply
    398,613,074.80x = 597,919,612.20 × 183,622,226.80
  4. Step 4: Simplify right side
    398,613,074.80x = 109,791,330,639,556,464
  5. Step 5: Solve for x
    x = 109,791,330,639,556,464/398,613,074.80
  6. Step 6: Final answer
    x = 275,433,340.20

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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.