Home / 146,448,010.80-219,672,016.20-130,008,769.20

Finding the Fourth Proportional to 146,448,010.80, 219,672,016.20 and 130,008,769.20

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Solution

The fourth proportional to 146,448,010.80, 219,672,016.20 and 130,008,769.20 is: 195,013,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,448,010.80 : 219,672,016.20 = 130,008,769.20 : x
  2. Step 2: Convert to fraction form
    146,448,010.80/219,672,016.20 = 130,008,769.20/x
  3. Step 3: Cross multiply
    146,448,010.80x = 219,672,016.20 × 130,008,769.20
  4. Step 4: Simplify right side
    146,448,010.80x = 28,559,288,453,844,460
  5. Step 5: Solve for x
    x = 28,559,288,453,844,460/146,448,010.80
  6. Step 6: Final answer
    x = 195,013,153.80

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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.