Home / 146,707,469.40-220,061,204.10-70,179,965.40

Finding the Fourth Proportional to 146,707,469.40, 220,061,204.10 and 70,179,965.40

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Solution

The fourth proportional to 146,707,469.40, 220,061,204.10 and 70,179,965.40 is: 105,269,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,707,469.40 : 220,061,204.10 = 70,179,965.40 : x
  2. Step 2: Convert to fraction form
    146,707,469.40/220,061,204.10 = 70,179,965.40/x
  3. Step 3: Cross multiply
    146,707,469.40x = 220,061,204.10 × 70,179,965.40
  4. Step 4: Simplify right side
    146,707,469.40x = 15,443,887,689,620,340
  5. Step 5: Solve for x
    x = 15,443,887,689,620,340/146,707,469.40
  6. Step 6: Final answer
    x = 105,269,948.10

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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.