Home / 866,585,153.96-1,195,887,512.49-495,315,157.04

Finding the Fourth Proportional to 866,585,153.96, 1,195,887,512.49 and 495,315,157.04

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Solution

The fourth proportional to 866,585,153.96, 1,195,887,512.49 and 495,315,157.04 is: 683,534,916.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,585,153.96 : 1,195,887,512.49 = 495,315,157.04 : x
  2. Step 2: Convert to fraction form
    866,585,153.96/1,195,887,512.49 = 495,315,157.04/x
  3. Step 3: Cross multiply
    866,585,153.96x = 1,195,887,512.49 × 495,315,157.04
  4. Step 4: Simplify right side
    866,585,153.96x = 592,341,211,051,159,296
  5. Step 5: Solve for x
    x = 592,341,211,051,159,296/866,585,153.96
  6. Step 6: Final answer
    x = 683,534,916.73

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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.