Home / 1,153,838,960.82-1,592,303,309.01-625,202,806.75

Finding the Fourth Proportional to 1,153,838,960.82, 1,592,303,309.01 and 625,202,806.75

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Solution

The fourth proportional to 1,153,838,960.82, 1,592,303,309.01 and 625,202,806.75 is: 862,782,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,838,960.82 : 1,592,303,309.01 = 625,202,806.75 : x
  2. Step 2: Convert to fraction form
    1,153,838,960.82/1,592,303,309.01 = 625,202,806.75/x
  3. Step 3: Cross multiply
    1,153,838,960.82x = 1,592,303,309.01 × 625,202,806.75
  4. Step 4: Simplify right side
    1,153,838,960.82x = 995,512,497,986,383,744
  5. Step 5: Solve for x
    x = 995,512,497,986,383,744/1,153,838,960.82
  6. Step 6: Final answer
    x = 862,782,876.81

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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.