Home / 91,898,453.25-126,819,866.70-50,645,345.22

Finding the Fourth Proportional to 91,898,453.25, 126,819,866.70 and 50,645,345.22

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Solution

The fourth proportional to 91,898,453.25, 126,819,866.70 and 50,645,345.22 is: 69,890,577.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,898,453.25 : 126,819,866.70 = 50,645,345.22 : x
  2. Step 2: Convert to fraction form
    91,898,453.25/126,819,866.70 = 50,645,345.22/x
  3. Step 3: Cross multiply
    91,898,453.25x = 126,819,866.70 × 50,645,345.22
  4. Step 4: Simplify right side
    91,898,453.25x = 6,422,835,929,775,882
  5. Step 5: Solve for x
    x = 6,422,835,929,775,882/91,898,453.25
  6. Step 6: Final answer
    x = 69,890,577.07

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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.