Home / 1,057,542,407.60-1,586,313,611.40-853,469,063.60

Finding the Fourth Proportional to 1,057,542,407.60, 1,586,313,611.40 and 853,469,063.60

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Solution

The fourth proportional to 1,057,542,407.60, 1,586,313,611.40 and 853,469,063.60 is: 1,280,203,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,542,407.60 : 1,586,313,611.40 = 853,469,063.60 : x
  2. Step 2: Convert to fraction form
    1,057,542,407.60/1,586,313,611.40 = 853,469,063.60/x
  3. Step 3: Cross multiply
    1,057,542,407.60x = 1,586,313,611.40 × 853,469,063.60
  4. Step 4: Simplify right side
    1,057,542,407.60x = 1,353,869,592,497,492,480
  5. Step 5: Solve for x
    x = 1,353,869,592,497,492,480/1,057,542,407.60
  6. Step 6: Final answer
    x = 1,280,203,595.40

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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.