Home / 396,202,281.80-594,303,422.70-123,572,611.40

Finding the Fourth Proportional to 396,202,281.80, 594,303,422.70 and 123,572,611.40

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Solution

The fourth proportional to 396,202,281.80, 594,303,422.70 and 123,572,611.40 is: 185,358,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,202,281.80 : 594,303,422.70 = 123,572,611.40 : x
  2. Step 2: Convert to fraction form
    396,202,281.80/594,303,422.70 = 123,572,611.40/x
  3. Step 3: Cross multiply
    396,202,281.80x = 594,303,422.70 × 123,572,611.40
  4. Step 4: Simplify right side
    396,202,281.80x = 73,439,625,906,997,056
  5. Step 5: Solve for x
    x = 73,439,625,906,997,056/396,202,281.80
  6. Step 6: Final answer
    x = 185,358,917.10

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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.