Home / 1,396,290,204.46-1,926,895,331.01-769,781,052.57

Finding the Fourth Proportional to 1,396,290,204.46, 1,926,895,331.01 and 769,781,052.57

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Solution

The fourth proportional to 1,396,290,204.46, 1,926,895,331.01 and 769,781,052.57 is: 1,062,306,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,290,204.46 : 1,926,895,331.01 = 769,781,052.57 : x
  2. Step 2: Convert to fraction form
    1,396,290,204.46/1,926,895,331.01 = 769,781,052.57/x
  3. Step 3: Cross multiply
    1,396,290,204.46x = 1,926,895,331.01 × 769,781,052.57
  4. Step 4: Simplify right side
    1,396,290,204.46x = 1,483,287,516,097,096,448
  5. Step 5: Solve for x
    x = 1,483,287,516,097,096,448/1,396,290,204.46
  6. Step 6: Final answer
    x = 1,062,306,038.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.