Home / 215,595,891.20-323,407,833.60-113,559,219.20

Finding the Fourth Proportional to 215,595,891.20, 323,407,833.60 and 113,559,219.20

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Solution

The fourth proportional to 215,595,891.20, 323,407,833.60 and 113,559,219.20 is: 170,346,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,595,891.20 : 323,407,833.60 = 113,559,219.20 : x
  2. Step 2: Convert to fraction form
    215,595,891.20/323,407,833.60 = 113,559,219.20/x
  3. Step 3: Cross multiply
    215,595,891.20x = 323,407,833.60 × 113,559,219.20
  4. Step 4: Simplify right side
    215,595,891.20x = 36,725,941,066,779,528
  5. Step 5: Solve for x
    x = 36,725,941,066,779,528/215,595,891.20
  6. Step 6: Final answer
    x = 170,346,201.23

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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.