Home / 91,832,169.65-126,728,396.43-50,579,062.02

Finding the Fourth Proportional to 91,832,169.65, 126,728,396.43 and 50,579,062.02

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Solution

The fourth proportional to 91,832,169.65, 126,728,396.43 and 50,579,062.02 is: 69,799,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832,169.65 : 126,728,396.43 = 50,579,062.02 : x
  2. Step 2: Convert to fraction form
    91,832,169.65/126,728,396.43 = 50,579,062.02/x
  3. Step 3: Cross multiply
    91,832,169.65x = 126,728,396.43 × 50,579,062.02
  4. Step 4: Simplify right side
    91,832,169.65x = 6,409,803,422,728,117
  5. Step 5: Solve for x
    x = 6,409,803,422,728,117/91,832,169.65
  6. Step 6: Final answer
    x = 69,799,106.87

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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.