Home / 202,095,301.60-303,142,952.40-72,707,132.80

Finding the Fourth Proportional to 202,095,301.60, 303,142,952.40 and 72,707,132.80

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Solution

The fourth proportional to 202,095,301.60, 303,142,952.40 and 72,707,132.80 is: 109,060,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,095,301.60 : 303,142,952.40 = 72,707,132.80 : x
  2. Step 2: Convert to fraction form
    202,095,301.60/303,142,952.40 = 72,707,132.80/x
  3. Step 3: Cross multiply
    202,095,301.60x = 303,142,952.40 × 72,707,132.80
  4. Step 4: Simplify right side
    202,095,301.60x = 22,040,654,897,530,876
  5. Step 5: Solve for x
    x = 22,040,654,897,530,876/202,095,301.60
  6. Step 6: Final answer
    x = 109,060,699.20

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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.