Home / 181,438,709.40-272,157,284.88-50,280,608.18

Finding the Fourth Proportional to 181,438,709.40, 272,157,284.88 and 50,280,608.18

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Solution

The fourth proportional to 181,438,709.40, 272,157,284.88 and 50,280,608.18 is: 75,420,696.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,438,709.40 : 272,157,284.88 = 50,280,608.18 : x
  2. Step 2: Convert to fraction form
    181,438,709.40/272,157,284.88 = 50,280,608.18/x
  3. Step 3: Cross multiply
    181,438,709.40x = 272,157,284.88 × 50,280,608.18
  4. Step 4: Simplify right side
    181,438,709.40x = 13,684,233,804,383,918
  5. Step 5: Solve for x
    x = 13,684,233,804,383,918/181,438,709.40
  6. Step 6: Final answer
    x = 75,420,696.33

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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.