Home / 147,619,581.40-221,429,372.10-106,804,912.60

Finding the Fourth Proportional to 147,619,581.40, 221,429,372.10 and 106,804,912.60

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Solution

The fourth proportional to 147,619,581.40, 221,429,372.10 and 106,804,912.60 is: 160,207,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,619,581.40 : 221,429,372.10 = 106,804,912.60 : x
  2. Step 2: Convert to fraction form
    147,619,581.40/221,429,372.10 = 106,804,912.60/x
  3. Step 3: Cross multiply
    147,619,581.40x = 221,429,372.10 × 106,804,912.60
  4. Step 4: Simplify right side
    147,619,581.40x = 23,649,744,734,213,376
  5. Step 5: Solve for x
    x = 23,649,744,734,213,376/147,619,581.40
  6. Step 6: Final answer
    x = 160,207,368.90

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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.