Home / 181,377,022.20-272,100,962.70-72,183,611.40

Finding the Fourth Proportional to 181,377,022.20, 272,100,962.70 and 72,183,611.40

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Solution

The fourth proportional to 181,377,022.20, 272,100,962.70 and 72,183,611.40 is: 108,289,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,377,022.20 : 272,100,962.70 = 72,183,611.40 : x
  2. Step 2: Convert to fraction form
    181,377,022.20/272,100,962.70 = 72,183,611.40/x
  3. Step 3: Cross multiply
    181,377,022.20x = 272,100,962.70 × 72,183,611.40
  4. Step 4: Simplify right side
    181,377,022.20x = 19,641,230,153,102,696
  5. Step 5: Solve for x
    x = 19,641,230,153,102,696/181,377,022.20
  6. Step 6: Final answer
    x = 108,289,517.13

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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.