Home / 475,286,114.43-655,808,113.01-274,269,655.13

Finding the Fourth Proportional to 475,286,114.43, 655,808,113.01 and 274,269,655.13

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Solution

The fourth proportional to 475,286,114.43, 655,808,113.01 and 274,269,655.13 is: 378,442,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,286,114.43 : 655,808,113.01 = 274,269,655.13 : x
  2. Step 2: Convert to fraction form
    475,286,114.43/655,808,113.01 = 274,269,655.13/x
  3. Step 3: Cross multiply
    475,286,114.43x = 655,808,113.01 × 274,269,655.13
  4. Step 4: Simplify right side
    475,286,114.43x = 179,868,264,986,976,928
  5. Step 5: Solve for x
    x = 179,868,264,986,976,928/475,286,114.43
  6. Step 6: Final answer
    x = 378,442,078.41

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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.