Home / 1,791,883,633.46-2,472,673,143.41-998,894,535.80

Finding the Fourth Proportional to 1,791,883,633.46, 2,472,673,143.41 and 998,894,535.80

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Solution

The fourth proportional to 1,791,883,633.46, 2,472,673,143.41 and 998,894,535.80 is: 1,378,404,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,883,633.46 : 2,472,673,143.41 = 998,894,535.80 : x
  2. Step 2: Convert to fraction form
    1,791,883,633.46/2,472,673,143.41 = 998,894,535.80/x
  3. Step 3: Cross multiply
    1,791,883,633.46x = 2,472,673,143.41 × 998,894,535.80
  4. Step 4: Simplify right side
    1,791,883,633.46x = 2,469,939,691,771,658,752
  5. Step 5: Solve for x
    x = 2,469,939,691,771,658,752/1,791,883,633.46
  6. Step 6: Final answer
    x = 1,378,404,069.13

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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.