Home / 225,325,363.14-311,100,843.10-140,681,488.74

Finding the Fourth Proportional to 225,325,363.14, 311,100,843.10 and 140,681,488.74

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Solution

The fourth proportional to 225,325,363.14, 311,100,843.10 and 140,681,488.74 is: 194,235,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,325,363.14 : 311,100,843.10 = 140,681,488.74 : x
  2. Step 2: Convert to fraction form
    225,325,363.14/311,100,843.10 = 140,681,488.74/x
  3. Step 3: Cross multiply
    225,325,363.14x = 311,100,843.10 × 140,681,488.74
  4. Step 4: Simplify right side
    225,325,363.14x = 43,766,129,755,636,152
  5. Step 5: Solve for x
    x = 43,766,129,755,636,152/225,325,363.14
  6. Step 6: Final answer
    x = 194,235,256.72

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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.