Home / 1,767,351,509.50-2,651,040,550.28-784,513,824.32

Finding the Fourth Proportional to 1,767,351,509.50, 2,651,040,550.28 and 784,513,824.32

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Solution

The fourth proportional to 1,767,351,509.50, 2,651,040,550.28 and 784,513,824.32 is: 1,176,776,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,351,509.50 : 2,651,040,550.28 = 784,513,824.32 : x
  2. Step 2: Convert to fraction form
    1,767,351,509.50/2,651,040,550.28 = 784,513,824.32/x
  3. Step 3: Cross multiply
    1,767,351,509.50x = 2,651,040,550.28 × 784,513,824.32
  4. Step 4: Simplify right side
    1,767,351,509.50x = 2,079,777,960,527,560,448
  5. Step 5: Solve for x
    x = 2,079,777,960,527,560,448/1,767,351,509.50
  6. Step 6: Final answer
    x = 1,176,776,634.05

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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.