Home / 149,273,398.20-224,009,630.10-68,452,764.60

Finding the Fourth Proportional to 149,273,398.20, 224,009,630.10 and 68,452,764.60

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Solution

The fourth proportional to 149,273,398.20, 224,009,630.10 and 68,452,764.60 is: 102,724,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,273,398.20 : 224,009,630.10 = 68,452,764.60 : x
  2. Step 2: Convert to fraction form
    149,273,398.20/224,009,630.10 = 68,452,764.60/x
  3. Step 3: Cross multiply
    149,273,398.20x = 224,009,630.10 × 68,452,764.60
  4. Step 4: Simplify right side
    149,273,398.20x = 15,334,078,477,368,372
  5. Step 5: Solve for x
    x = 15,334,078,477,368,372/149,273,398.20
  6. Step 6: Final answer
    x = 102,724,789.96

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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.