Home / 135,627,396.68-203,319,970.76-49,304,992.18

Finding the Fourth Proportional to 135,627,396.68, 203,319,970.76 and 49,304,992.18

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Solution

The fourth proportional to 135,627,396.68, 203,319,970.76 and 49,304,992.18 is: 73,913,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,627,396.68 : 203,319,970.76 = 49,304,992.18 : x
  2. Step 2: Convert to fraction form
    135,627,396.68/203,319,970.76 = 49,304,992.18/x
  3. Step 3: Cross multiply
    135,627,396.68x = 203,319,970.76 × 49,304,992.18
  4. Step 4: Simplify right side
    135,627,396.68x = 10,024,689,568,359,628
  5. Step 5: Solve for x
    x = 10,024,689,568,359,628/135,627,396.68
  6. Step 6: Final answer
    x = 73,913,455.64

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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.