Home / 91,936,885.52-126,873,879.92-50,685,254.16

Finding the Fourth Proportional to 91,936,885.52, 126,873,879.92 and 50,685,254.16

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Solution

The fourth proportional to 91,936,885.52, 126,873,879.92 and 50,685,254.16 is: 69,946,189.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,936,885.52 : 126,873,879.92 = 50,685,254.16 : x
  2. Step 2: Convert to fraction form
    91,936,885.52/126,873,879.92 = 50,685,254.16/x
  3. Step 3: Cross multiply
    91,936,885.52x = 126,873,879.92 × 50,685,254.16
  4. Step 4: Simplify right side
    91,936,885.52x = 6,430,634,850,010,520
  5. Step 5: Solve for x
    x = 6,430,634,850,010,520/91,936,885.52
  6. Step 6: Final answer
    x = 69,946,189.86

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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.