Home / 801,763,114.80-1,202,644,672.20-743,650,041.45

Finding the Fourth Proportional to 801,763,114.80, 1,202,644,672.20 and 743,650,041.45

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Solution

The fourth proportional to 801,763,114.80, 1,202,644,672.20 and 743,650,041.45 is: 1,115,475,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,763,114.80 : 1,202,644,672.20 = 743,650,041.45 : x
  2. Step 2: Convert to fraction form
    801,763,114.80/1,202,644,672.20 = 743,650,041.45/x
  3. Step 3: Cross multiply
    801,763,114.80x = 1,202,644,672.20 × 743,650,041.45
  4. Step 4: Simplify right side
    801,763,114.80x = 894,346,760,331,151,744
  5. Step 5: Solve for x
    x = 894,346,760,331,151,744/801,763,114.80
  6. Step 6: Final answer
    x = 1,115,475,062.18

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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.