Home / 200,708,218.78-301,357,865.24-112,250,099.02

Finding the Fourth Proportional to 200,708,218.78, 301,357,865.24 and 112,250,099.02

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Solution

The fourth proportional to 200,708,218.78, 301,357,865.24 and 112,250,099.02 is: 168,540,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,708,218.78 : 301,357,865.24 = 112,250,099.02 : x
  2. Step 2: Convert to fraction form
    200,708,218.78/301,357,865.24 = 112,250,099.02/x
  3. Step 3: Cross multiply
    200,708,218.78x = 301,357,865.24 × 112,250,099.02
  4. Step 4: Simplify right side
    200,708,218.78x = 33,827,450,211,577,780
  5. Step 5: Solve for x
    x = 33,827,450,211,577,780/200,708,218.78
  6. Step 6: Final answer
    x = 168,540,433.56

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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.