Home / 2,068,780,645.80-3,103,162,803.90-614,758,069.80

Finding the Fourth Proportional to 2,068,780,645.80, 3,103,162,803.90 and 614,758,069.80

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Solution

The fourth proportional to 2,068,780,645.80, 3,103,162,803.90 and 614,758,069.80 is: 922,134,678.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,780,645.80 : 3,103,162,803.90 = 614,758,069.80 : x
  2. Step 2: Convert to fraction form
    2,068,780,645.80/3,103,162,803.90 = 614,758,069.80/x
  3. Step 3: Cross multiply
    2,068,780,645.80x = 3,103,162,803.90 × 614,758,069.80
  4. Step 4: Simplify right side
    2,068,780,645.80x = 1,907,694,375,600,719,872
  5. Step 5: Solve for x
    x = 1,907,694,375,600,719,872/2,068,780,645.80
  6. Step 6: Final answer
    x = 922,134,678.45

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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.