Home / 323,408,046.20-485,112,069.30-93,400,381.40

Finding the Fourth Proportional to 323,408,046.20, 485,112,069.30 and 93,400,381.40

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Solution

The fourth proportional to 323,408,046.20, 485,112,069.30 and 93,400,381.40 is: 140,100,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,408,046.20 : 485,112,069.30 = 93,400,381.40 : x
  2. Step 2: Convert to fraction form
    323,408,046.20/485,112,069.30 = 93,400,381.40/x
  3. Step 3: Cross multiply
    323,408,046.20x = 485,112,069.30 × 93,400,381.40
  4. Step 4: Simplify right side
    323,408,046.20x = 45,309,652,294,363,232
  5. Step 5: Solve for x
    x = 45,309,652,294,363,232/323,408,046.20
  6. Step 6: Final answer
    x = 140,100,572.10

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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.