Home / 2,590,433,957.92-3,885,923,096.88-843,772,871.20

Finding the Fourth Proportional to 2,590,433,957.92, 3,885,923,096.88 and 843,772,871.20

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Solution

The fourth proportional to 2,590,433,957.92, 3,885,923,096.88 and 843,772,871.20 is: 1,265,747,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,433,957.92 : 3,885,923,096.88 = 843,772,871.20 : x
  2. Step 2: Convert to fraction form
    2,590,433,957.92/3,885,923,096.88 = 843,772,871.20/x
  3. Step 3: Cross multiply
    2,590,433,957.92x = 3,885,923,096.88 × 843,772,871.20
  4. Step 4: Simplify right side
    2,590,433,957.92x = 3,278,836,488,716,833,792
  5. Step 5: Solve for x
    x = 3,278,836,488,716,833,792/2,590,433,957.92
  6. Step 6: Final answer
    x = 1,265,747,956.51

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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.