Home / 1,108,064,135.57-1,659,447,634.25-615,555,863.52

Finding the Fourth Proportional to 1,108,064,135.57, 1,659,447,634.25 and 615,555,863.52

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Solution

The fourth proportional to 1,108,064,135.57, 1,659,447,634.25 and 615,555,863.52 is: 921,862,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,064,135.57 : 1,659,447,634.25 = 615,555,863.52 : x
  2. Step 2: Convert to fraction form
    1,108,064,135.57/1,659,447,634.25 = 615,555,863.52/x
  3. Step 3: Cross multiply
    1,108,064,135.57x = 1,659,447,634.25 × 615,555,863.52
  4. Step 4: Simplify right side
    1,108,064,135.57x = 1,021,482,721,463,901,952
  5. Step 5: Solve for x
    x = 1,021,482,721,463,901,952/1,108,064,135.57
  6. Step 6: Final answer
    x = 921,862,452.43

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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.