Home / 360,676,340.04-497,691,358.76-201,915,156.54

Finding the Fourth Proportional to 360,676,340.04, 497,691,358.76 and 201,915,156.54

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Solution

The fourth proportional to 360,676,340.04, 497,691,358.76 and 201,915,156.54 is: 278,619,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,676,340.04 : 497,691,358.76 = 201,915,156.54 : x
  2. Step 2: Convert to fraction form
    360,676,340.04/497,691,358.76 = 201,915,156.54/x
  3. Step 3: Cross multiply
    360,676,340.04x = 497,691,358.76 × 201,915,156.54
  4. Step 4: Simplify right side
    360,676,340.04x = 100,491,428,612,630,688
  5. Step 5: Solve for x
    x = 100,491,428,612,630,688/360,676,340.04
  6. Step 6: Final answer
    x = 278,619,408.75

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