Home / 744,741,722.76-1,027,743,573.39-431,657,539.62

Finding the Fourth Proportional to 744,741,722.76, 1,027,743,573.39 and 431,657,539.62

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Solution

The fourth proportional to 744,741,722.76, 1,027,743,573.39 and 431,657,539.62 is: 595,687,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,741,722.76 : 1,027,743,573.39 = 431,657,539.62 : x
  2. Step 2: Convert to fraction form
    744,741,722.76/1,027,743,573.39 = 431,657,539.62/x
  3. Step 3: Cross multiply
    744,741,722.76x = 1,027,743,573.39 × 431,657,539.62
  4. Step 4: Simplify right side
    744,741,722.76x = 443,633,262,249,794,304
  5. Step 5: Solve for x
    x = 443,633,262,249,794,304/744,741,722.76
  6. Step 6: Final answer
    x = 595,687,402.35

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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.