Home / 305,556,116.32-420,864,195.52-234,856,527.04

Finding the Fourth Proportional to 305,556,116.32, 420,864,195.52 and 234,856,527.04

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Solution

The fourth proportional to 305,556,116.32, 420,864,195.52 and 234,856,527.04 is: 323,484,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,556,116.32 : 420,864,195.52 = 234,856,527.04 : x
  2. Step 2: Convert to fraction form
    305,556,116.32/420,864,195.52 = 234,856,527.04/x
  3. Step 3: Cross multiply
    305,556,116.32x = 420,864,195.52 × 234,856,527.04
  4. Step 4: Simplify right side
    305,556,116.32x = 98,842,703,315,310,720
  5. Step 5: Solve for x
    x = 98,842,703,315,310,720/305,556,116.32
  6. Step 6: Final answer
    x = 323,484,617.18

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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.