Home / 91,405,502.48-126,141,914.58-50,152,383.92

Finding the Fourth Proportional to 91,405,502.48, 126,141,914.58 and 50,152,383.92

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Solution

The fourth proportional to 91,405,502.48, 126,141,914.58 and 50,152,383.92 is: 69,211,563.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,405,502.48 : 126,141,914.58 = 50,152,383.92 : x
  2. Step 2: Convert to fraction form
    91,405,502.48/126,141,914.58 = 50,152,383.92/x
  3. Step 3: Cross multiply
    91,405,502.48x = 126,141,914.58 × 50,152,383.92
  4. Step 4: Simplify right side
    91,405,502.48x = 6,326,317,728,420,006
  5. Step 5: Solve for x
    x = 6,326,317,728,420,006/91,405,502.48
  6. Step 6: Final answer
    x = 69,211,563.38

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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.