Home / 148,474,868.40-222,712,302.60-39,299,828.40

Finding the Fourth Proportional to 148,474,868.40, 222,712,302.60 and 39,299,828.40

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Solution

The fourth proportional to 148,474,868.40, 222,712,302.60 and 39,299,828.40 is: 58,949,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,474,868.40 : 222,712,302.60 = 39,299,828.40 : x
  2. Step 2: Convert to fraction form
    148,474,868.40/222,712,302.60 = 39,299,828.40/x
  3. Step 3: Cross multiply
    148,474,868.40x = 222,712,302.60 × 39,299,828.40
  4. Step 4: Simplify right side
    148,474,868.40x = 8,752,555,274,748,873
  5. Step 5: Solve for x
    x = 8,752,555,274,748,873/148,474,868.40
  6. Step 6: Final answer
    x = 58,949,742.60

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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.