Home / 124,685,914.56-187,046,428.32-38,431,273.92

Finding the Fourth Proportional to 124,685,914.56, 187,046,428.32 and 38,431,273.92

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Solution

The fourth proportional to 124,685,914.56, 187,046,428.32 and 38,431,273.92 is: 57,652,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,685,914.56 : 187,046,428.32 = 38,431,273.92 : x
  2. Step 2: Convert to fraction form
    124,685,914.56/187,046,428.32 = 38,431,273.92/x
  3. Step 3: Cross multiply
    124,685,914.56x = 187,046,428.32 × 38,431,273.92
  4. Step 4: Simplify right side
    124,685,914.56x = 7,188,432,522,523,565
  5. Step 5: Solve for x
    x = 7,188,432,522,523,565/124,685,914.56
  6. Step 6: Final answer
    x = 57,652,322.22

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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.