Home / 201,204,621.60-301,806,932.40-172,506,807.60

Finding the Fourth Proportional to 201,204,621.60, 301,806,932.40 and 172,506,807.60

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Solution

The fourth proportional to 201,204,621.60, 301,806,932.40 and 172,506,807.60 is: 258,760,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,621.60 : 301,806,932.40 = 172,506,807.60 : x
  2. Step 2: Convert to fraction form
    201,204,621.60/301,806,932.40 = 172,506,807.60/x
  3. Step 3: Cross multiply
    201,204,621.60x = 301,806,932.40 × 172,506,807.60
  4. Step 4: Simplify right side
    201,204,621.60x = 52,063,750,419,873,000
  5. Step 5: Solve for x
    x = 52,063,750,419,873,000/201,204,621.60
  6. Step 6: Final answer
    x = 258,760,211.40

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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.