Home / 265,781,668.20-398,672,502.30-122,174,500.20

Finding the Fourth Proportional to 265,781,668.20, 398,672,502.30 and 122,174,500.20

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Solution

The fourth proportional to 265,781,668.20, 398,672,502.30 and 122,174,500.20 is: 183,261,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,781,668.20 : 398,672,502.30 = 122,174,500.20 : x
  2. Step 2: Convert to fraction form
    265,781,668.20/398,672,502.30 = 122,174,500.20/x
  3. Step 3: Cross multiply
    265,781,668.20x = 398,672,502.30 × 122,174,500.20
  4. Step 4: Simplify right side
    265,781,668.20x = 48,707,613,711,985,856
  5. Step 5: Solve for x
    x = 48,707,613,711,985,856/265,781,668.20
  6. Step 6: Final answer
    x = 183,261,750.30

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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.