Home / 775,743,092.96-1,070,548,076.20-423,341,782.42

Finding the Fourth Proportional to 775,743,092.96, 1,070,548,076.20 and 423,341,782.42

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Solution

The fourth proportional to 775,743,092.96, 1,070,548,076.20 and 423,341,782.42 is: 584,223,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,743,092.96 : 1,070,548,076.20 = 423,341,782.42 : x
  2. Step 2: Convert to fraction form
    775,743,092.96/1,070,548,076.20 = 423,341,782.42/x
  3. Step 3: Cross multiply
    775,743,092.96x = 1,070,548,076.20 × 423,341,782.42
  4. Step 4: Simplify right side
    775,743,092.96x = 453,207,730,744,810,048
  5. Step 5: Solve for x
    x = 453,207,730,744,810,048/775,743,092.96
  6. Step 6: Final answer
    x = 584,223,997.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.