Home / 146,677,720,231.20-220,016,580,346.80-139,704,151,429.20

Finding the Fourth Proportional to 146,677,720,231.20, 220,016,580,346.80 and 139,704,151,429.20

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Solution

The fourth proportional to 146,677,720,231.20, 220,016,580,346.80 and 139,704,151,429.20 is: 209,556,227,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,720,231.20 : 220,016,580,346.80 = 139,704,151,429.20 : x
  2. Step 2: Convert to fraction form
    146,677,720,231.20/220,016,580,346.80 = 139,704,151,429.20/x
  3. Step 3: Cross multiply
    146,677,720,231.20x = 220,016,580,346.80 × 139,704,151,429.20
  4. Step 4: Simplify right side
    146,677,720,231.20x = 30,737,229,657,704,096,595,968
  5. Step 5: Solve for x
    x = 30,737,229,657,704,096,595,968/146,677,720,231.20
  6. Step 6: Final answer
    x = 209,556,227,143.80

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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.