Home / 201,204,635.10-301,806,952.65-172,506,821.10

Finding the Fourth Proportional to 201,204,635.10, 301,806,952.65 and 172,506,821.10

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Solution

The fourth proportional to 201,204,635.10, 301,806,952.65 and 172,506,821.10 is: 258,760,231.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,635.10 : 301,806,952.65 = 172,506,821.10 : x
  2. Step 2: Convert to fraction form
    201,204,635.10/301,806,952.65 = 172,506,821.10/x
  3. Step 3: Cross multiply
    201,204,635.10x = 301,806,952.65 × 172,506,821.10
  4. Step 4: Simplify right side
    201,204,635.10x = 52,063,757,987,529,712
  5. Step 5: Solve for x
    x = 52,063,757,987,529,712/201,204,635.10
  6. Step 6: Final answer
    x = 258,760,231.65

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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.