Home / 727,741,965.70-1,091,397,471.54-202,984,533.28

Finding the Fourth Proportional to 727,741,965.70, 1,091,397,471.54 and 202,984,533.28

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Solution

The fourth proportional to 727,741,965.70, 1,091,397,471.54 and 202,984,533.28 is: 304,416,698.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,741,965.70 : 1,091,397,471.54 = 202,984,533.28 : x
  2. Step 2: Convert to fraction form
    727,741,965.70/1,091,397,471.54 = 202,984,533.28/x
  3. Step 3: Cross multiply
    727,741,965.70x = 1,091,397,471.54 × 202,984,533.28
  4. Step 4: Simplify right side
    727,741,965.70x = 221,536,806,383,518,976
  5. Step 5: Solve for x
    x = 221,536,806,383,518,976/727,741,965.70
  6. Step 6: Final answer
    x = 304,416,698.26

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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.