Home / 1,301,548,976.50-1,952,397,248.28-416,312,091.70

Finding the Fourth Proportional to 1,301,548,976.50, 1,952,397,248.28 and 416,312,091.70

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Solution

The fourth proportional to 1,301,548,976.50, 1,952,397,248.28 and 416,312,091.70 is: 624,491,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,548,976.50 : 1,952,397,248.28 = 416,312,091.70 : x
  2. Step 2: Convert to fraction form
    1,301,548,976.50/1,952,397,248.28 = 416,312,091.70/x
  3. Step 3: Cross multiply
    1,301,548,976.50x = 1,952,397,248.28 × 416,312,091.70
  4. Step 4: Simplify right side
    1,301,548,976.50x = 812,806,582,260,770,944
  5. Step 5: Solve for x
    x = 812,806,582,260,770,944/1,301,548,976.50
  6. Step 6: Final answer
    x = 624,491,737.87

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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.