Home / 465,574,669.13-698,480,626.57-138,062,146.25

Finding the Fourth Proportional to 465,574,669.13, 698,480,626.57 and 138,062,146.25

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Solution

The fourth proportional to 465,574,669.13, 698,480,626.57 and 138,062,146.25 is: 207,128,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,574,669.13 : 698,480,626.57 = 138,062,146.25 : x
  2. Step 2: Convert to fraction form
    465,574,669.13/698,480,626.57 = 138,062,146.25/x
  3. Step 3: Cross multiply
    465,574,669.13x = 698,480,626.57 × 138,062,146.25
  4. Step 4: Simplify right side
    465,574,669.13x = 96,433,734,414,806,576
  5. Step 5: Solve for x
    x = 96,433,734,414,806,576/465,574,669.13
  6. Step 6: Final answer
    x = 207,128,395.96

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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.