Home / 147,090,552.28-202,999,299.80-109,856,189.59

Finding the Fourth Proportional to 147,090,552.28, 202,999,299.80 and 109,856,189.59

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Solution

The fourth proportional to 147,090,552.28, 202,999,299.80 and 109,856,189.59 is: 151,612,249.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,090,552.28 : 202,999,299.80 = 109,856,189.59 : x
  2. Step 2: Convert to fraction form
    147,090,552.28/202,999,299.80 = 109,856,189.59/x
  3. Step 3: Cross multiply
    147,090,552.28x = 202,999,299.80 × 109,856,189.59
  4. Step 4: Simplify right side
    147,090,552.28x = 22,300,729,564,409,268
  5. Step 5: Solve for x
    x = 22,300,729,564,409,268/147,090,552.28
  6. Step 6: Final answer
    x = 151,612,249.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.