Home / 91,897,653.20-126,815,061.56-50,080,820.64

Finding the Fourth Proportional to 91,897,653.20, 126,815,061.56 and 50,080,820.64

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Solution

The fourth proportional to 91,897,653.20, 126,815,061.56 and 50,080,820.64 is: 69,109,516.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,897,653.20 : 126,815,061.56 = 50,080,820.64 : x
  2. Step 2: Convert to fraction form
    91,897,653.20/126,815,061.56 = 50,080,820.64/x
  3. Step 3: Cross multiply
    91,897,653.20x = 126,815,061.56 × 50,080,820.64
  4. Step 4: Simplify right side
    91,897,653.20x = 6,351,002,351,710,958
  5. Step 5: Solve for x
    x = 6,351,002,351,710,958/91,897,653.20
  6. Step 6: Final answer
    x = 69,109,516.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.