Home / 109,242,959.28-163,749,976.56-50,902,538.64

Finding the Fourth Proportional to 109,242,959.28, 163,749,976.56 and 50,902,538.64

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Solution

The fourth proportional to 109,242,959.28, 163,749,976.56 and 50,902,538.64 is: 76,300,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,242,959.28 : 163,749,976.56 = 50,902,538.64 : x
  2. Step 2: Convert to fraction form
    109,242,959.28/163,749,976.56 = 50,902,538.64/x
  3. Step 3: Cross multiply
    109,242,959.28x = 163,749,976.56 × 50,902,538.64
  4. Step 4: Simplify right side
    109,242,959.28x = 8,335,289,509,144,494
  5. Step 5: Solve for x
    x = 8,335,289,509,144,494/109,242,959.28
  6. Step 6: Final answer
    x = 76,300,473.40

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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.