Home / 866,585,157.23-1,195,887,516.95-495,315,160.22

Finding the Fourth Proportional to 866,585,157.23, 1,195,887,516.95 and 495,315,160.22

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Solution

The fourth proportional to 866,585,157.23, 1,195,887,516.95 and 495,315,160.22 is: 683,534,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,585,157.23 : 1,195,887,516.95 = 495,315,160.22 : x
  2. Step 2: Convert to fraction form
    866,585,157.23/1,195,887,516.95 = 495,315,160.22/x
  3. Step 3: Cross multiply
    866,585,157.23x = 1,195,887,516.95 × 495,315,160.22
  4. Step 4: Simplify right side
    866,585,157.23x = 592,341,217,067,415,296
  5. Step 5: Solve for x
    x = 592,341,217,067,415,296/866,585,157.23
  6. Step 6: Final answer
    x = 683,534,921.09

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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.