Home / 866,585,167.46-1,195,887,531.12-495,315,170.54

Finding the Fourth Proportional to 866,585,167.46, 1,195,887,531.12 and 495,315,170.54

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Solution

The fourth proportional to 866,585,167.46, 1,195,887,531.12 and 495,315,170.54 is: 683,534,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,585,167.46 : 1,195,887,531.12 = 495,315,170.54 : x
  2. Step 2: Convert to fraction form
    866,585,167.46/1,195,887,531.12 = 495,315,170.54/x
  3. Step 3: Cross multiply
    866,585,167.46x = 1,195,887,531.12 × 495,315,170.54
  4. Step 4: Simplify right side
    866,585,167.46x = 592,341,236,423,362,304
  5. Step 5: Solve for x
    x = 592,341,236,423,362,304/866,585,167.46
  6. Step 6: Final answer
    x = 683,534,935.36

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1.5x scale

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.