Home / 12,433,890,759.80-18,650,836,139.70-5,068,886,574.20

Finding the Fourth Proportional to 12,433,890,759.80, 18,650,836,139.70 and 5,068,886,574.20

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Solution

The fourth proportional to 12,433,890,759.80, 18,650,836,139.70 and 5,068,886,574.20 is: 7,603,329,861.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433,890,759.80 : 18,650,836,139.70 = 5,068,886,574.20 : x
  2. Step 2: Convert to fraction form
    12,433,890,759.80/18,650,836,139.70 = 5,068,886,574.20/x
  3. Step 3: Cross multiply
    12,433,890,759.80x = 18,650,836,139.70 × 5,068,886,574.20
  4. Step 4: Simplify right side
    12,433,890,759.80x = 94,538,972,906,129,489,920
  5. Step 5: Solve for x
    x = 94,538,972,906,129,489,920/12,433,890,759.80
  6. Step 6: Final answer
    x = 7,603,329,861.30

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Double scale
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Similar ratio
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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.