Home / 957,061,131.20-1,435,591,696.80-310,894,193.60

Finding the Fourth Proportional to 957,061,131.20, 1,435,591,696.80 and 310,894,193.60

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Solution

The fourth proportional to 957,061,131.20, 1,435,591,696.80 and 310,894,193.60 is: 466,341,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,061,131.20 : 1,435,591,696.80 = 310,894,193.60 : x
  2. Step 2: Convert to fraction form
    957,061,131.20/1,435,591,696.80 = 310,894,193.60/x
  3. Step 3: Cross multiply
    957,061,131.20x = 1,435,591,696.80 × 310,894,193.60
  4. Step 4: Simplify right side
    957,061,131.20x = 446,317,122,915,491,712
  5. Step 5: Solve for x
    x = 446,317,122,915,491,712/957,061,131.20
  6. Step 6: Final answer
    x = 466,341,290.40

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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.