Home / 181,497,124.80-272,245,687.20-66,493,292.40

Finding the Fourth Proportional to 181,497,124.80, 272,245,687.20 and 66,493,292.40

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Solution

The fourth proportional to 181,497,124.80, 272,245,687.20 and 66,493,292.40 is: 99,739,938.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,497,124.80 : 272,245,687.20 = 66,493,292.40 : x
  2. Step 2: Convert to fraction form
    181,497,124.80/272,245,687.20 = 66,493,292.40/x
  3. Step 3: Cross multiply
    181,497,124.80x = 272,245,687.20 × 66,493,292.40
  4. Step 4: Simplify right side
    181,497,124.80x = 18,102,512,083,628,536
  5. Step 5: Solve for x
    x = 18,102,512,083,628,536/181,497,124.80
  6. Step 6: Final answer
    x = 99,739,938.60

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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.