Home / 2,857,142,422.38-4,285,728,079.92-891,830,755.38

Finding the Fourth Proportional to 2,857,142,422.38, 4,285,728,079.92 and 891,830,755.38

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Solution

The fourth proportional to 2,857,142,422.38, 4,285,728,079.92 and 891,830,755.38 is: 1,337,750,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,142,422.38 : 4,285,728,079.92 = 891,830,755.38 : x
  2. Step 2: Convert to fraction form
    2,857,142,422.38/4,285,728,079.92 = 891,830,755.38/x
  3. Step 3: Cross multiply
    2,857,142,422.38x = 4,285,728,079.92 × 891,830,755.38
  4. Step 4: Simplify right side
    2,857,142,422.38x = 3,822,144,110,868,330,496
  5. Step 5: Solve for x
    x = 3,822,144,110,868,330,496/2,857,142,422.38
  6. Step 6: Final answer
    x = 1,337,750,642.37

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1.5x scale

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.