Home / 222,912,187.70-334,368,281.55-199,103,630.90

Finding the Fourth Proportional to 222,912,187.70, 334,368,281.55 and 199,103,630.90

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Solution

The fourth proportional to 222,912,187.70, 334,368,281.55 and 199,103,630.90 is: 298,655,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,912,187.70 : 334,368,281.55 = 199,103,630.90 : x
  2. Step 2: Convert to fraction form
    222,912,187.70/334,368,281.55 = 199,103,630.90/x
  3. Step 3: Cross multiply
    222,912,187.70x = 334,368,281.55 × 199,103,630.90
  4. Step 4: Simplify right side
    222,912,187.70x = 66,573,938,914,398,488
  5. Step 5: Solve for x
    x = 66,573,938,914,398,488/222,912,187.70
  6. Step 6: Final answer
    x = 298,655,446.35

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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.