Home / 52,650,104.20-78,975,156.30-45,931,640.20

Finding the Fourth Proportional to 52,650,104.20, 78,975,156.30 and 45,931,640.20

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Solution

The fourth proportional to 52,650,104.20, 78,975,156.30 and 45,931,640.20 is: 68,897,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,650,104.20 : 78,975,156.30 = 45,931,640.20 : x
  2. Step 2: Convert to fraction form
    52,650,104.20/78,975,156.30 = 45,931,640.20/x
  3. Step 3: Cross multiply
    52,650,104.20x = 78,975,156.30 × 45,931,640.20
  4. Step 4: Simplify right side
    52,650,104.20x = 3,627,458,463,910,363.50
  5. Step 5: Solve for x
    x = 3,627,458,463,910,363.50/52,650,104.20
  6. Step 6: Final answer
    x = 68,897,460.30

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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.