Home / 896,591,594.23-1,237,327,167.14-520,219,761.19

Finding the Fourth Proportional to 896,591,594.23, 1,237,327,167.14 and 520,219,761.19

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Solution

The fourth proportional to 896,591,594.23, 1,237,327,167.14 and 520,219,761.19 is: 717,921,122.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,591,594.23 : 1,237,327,167.14 = 520,219,761.19 : x
  2. Step 2: Convert to fraction form
    896,591,594.23/1,237,327,167.14 = 520,219,761.19/x
  3. Step 3: Cross multiply
    896,591,594.23x = 1,237,327,167.14 × 520,219,761.19
  4. Step 4: Simplify right side
    896,591,594.23x = 643,682,043,399,752,448
  5. Step 5: Solve for x
    x = 643,682,043,399,752,448/896,591,594.23
  6. Step 6: Final answer
    x = 717,921,122.11

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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.