Home / 91,836,959.48-126,734,992.71-50,583,851.86

Finding the Fourth Proportional to 91,836,959.48, 126,734,992.71 and 50,583,851.86

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Solution

The fourth proportional to 91,836,959.48, 126,734,992.71 and 50,583,851.86 is: 69,805,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836,959.48 : 126,734,992.71 = 50,583,851.86 : x
  2. Step 2: Convert to fraction form
    91,836,959.48/126,734,992.71 = 50,583,851.86/x
  3. Step 3: Cross multiply
    91,836,959.48x = 126,734,992.71 × 50,583,851.86
  4. Step 4: Simplify right side
    91,836,959.48x = 6,410,744,096,720,820
  5. Step 5: Solve for x
    x = 6,410,744,096,720,820/91,836,959.48
  6. Step 6: Final answer
    x = 69,805,709.30

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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.