Home / 2,159,007,156.47-3,238,510,734.61-523,231,758.47

Finding the Fourth Proportional to 2,159,007,156.47, 3,238,510,734.61 and 523,231,758.47

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Solution

The fourth proportional to 2,159,007,156.47, 3,238,510,734.61 and 523,231,758.47 is: 784,847,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,007,156.47 : 3,238,510,734.61 = 523,231,758.47 : x
  2. Step 2: Convert to fraction form
    2,159,007,156.47/3,238,510,734.61 = 523,231,758.47/x
  3. Step 3: Cross multiply
    2,159,007,156.47x = 3,238,510,734.61 × 523,231,758.47
  4. Step 4: Simplify right side
    2,159,007,156.47x = 1,694,491,666,500,750,080
  5. Step 5: Solve for x
    x = 1,694,491,666,500,750,080/2,159,007,156.47
  6. Step 6: Final answer
    x = 784,847,637.68

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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.