Home / 146,677,720,237.20-220,016,580,355.80-139,704,151,435.20

Finding the Fourth Proportional to 146,677,720,237.20, 220,016,580,355.80 and 139,704,151,435.20

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Solution

The fourth proportional to 146,677,720,237.20, 220,016,580,355.80 and 139,704,151,435.20 is: 209,556,227,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,720,237.20 : 220,016,580,355.80 = 139,704,151,435.20 : x
  2. Step 2: Convert to fraction form
    146,677,720,237.20/220,016,580,355.80 = 139,704,151,435.20/x
  3. Step 3: Cross multiply
    146,677,720,237.20x = 220,016,580,355.80 × 139,704,151,435.20
  4. Step 4: Simplify right side
    146,677,720,237.20x = 30,737,229,660,281,534,152,704
  5. Step 5: Solve for x
    x = 30,737,229,660,281,534,152,704/146,677,720,237.20
  6. Step 6: Final answer
    x = 209,556,227,152.80

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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.