Home / 121,544,790.28-182,346,189-39,663,820.48

Finding the Fourth Proportional to 121,544,790.28, 182,346,189 and 39,663,820.48

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Solution

The fourth proportional to 121,544,790.28, 182,346,189 and 39,663,820.48 is: 59,505,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,544,790.28 : 182,346,189 = 39,663,820.48 : x
  2. Step 2: Convert to fraction form
    121,544,790.28/182,346,189 = 39,663,820.48/x
  3. Step 3: Cross multiply
    121,544,790.28x = 182,346,189 × 39,663,820.48
  4. Step 4: Simplify right side
    121,544,790.28x = 7,232,546,505,708,150
  5. Step 5: Solve for x
    x = 7,232,546,505,708,150/121,544,790.28
  6. Step 6: Final answer
    x = 59,505,195.48

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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.