Home / 130,379,560.20-195,569,340.30-100,146,472.20

Finding the Fourth Proportional to 130,379,560.20, 195,569,340.30 and 100,146,472.20

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Solution

The fourth proportional to 130,379,560.20, 195,569,340.30 and 100,146,472.20 is: 150,219,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,379,560.20 : 195,569,340.30 = 100,146,472.20 : x
  2. Step 2: Convert to fraction form
    130,379,560.20/195,569,340.30 = 100,146,472.20/x
  3. Step 3: Cross multiply
    130,379,560.20x = 195,569,340.30 × 100,146,472.20
  4. Step 4: Simplify right side
    130,379,560.20x = 19,585,579,501,526,292
  5. Step 5: Solve for x
    x = 19,585,579,501,526,292/130,379,560.20
  6. Step 6: Final answer
    x = 150,219,708.30

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1.5x scale

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.