Home / 533,897,980.86-800,554,380.58-165,330,610.30

Finding the Fourth Proportional to 533,897,980.86, 800,554,380.58 and 165,330,610.30

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Solution

The fourth proportional to 533,897,980.86, 800,554,380.58 and 165,330,610.30 is: 247,905,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,897,980.86 : 800,554,380.58 = 165,330,610.30 : x
  2. Step 2: Convert to fraction form
    533,897,980.86/800,554,380.58 = 165,330,610.30/x
  3. Step 3: Cross multiply
    533,897,980.86x = 800,554,380.58 × 165,330,610.30
  4. Step 4: Simplify right side
    533,897,980.86x = 132,356,144,319,629,888
  5. Step 5: Solve for x
    x = 132,356,144,319,629,888/533,897,980.86
  6. Step 6: Final answer
    x = 247,905,309.75

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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.