Home / 770,433,902.64-1,155,408,092.07-252,743,708.88

Finding the Fourth Proportional to 770,433,902.64, 1,155,408,092.07 and 252,743,708.88

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Solution

The fourth proportional to 770,433,902.64, 1,155,408,092.07 and 252,743,708.88 is: 379,035,924.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,433,902.64 : 1,155,408,092.07 = 252,743,708.88 : x
  2. Step 2: Convert to fraction form
    770,433,902.64/1,155,408,092.07 = 252,743,708.88/x
  3. Step 3: Cross multiply
    770,433,902.64x = 1,155,408,092.07 × 252,743,708.88
  4. Step 4: Simplify right side
    770,433,902.64x = 292,022,126,459,736,320
  5. Step 5: Solve for x
    x = 292,022,126,459,736,320/770,433,902.64
  6. Step 6: Final answer
    x = 379,035,924.38

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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.