Home / 91,301,230.92-125,997,233.76-49,486,621.98

Finding the Fourth Proportional to 91,301,230.92, 125,997,233.76 and 49,486,621.98

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Solution

The fourth proportional to 91,301,230.92, 125,997,233.76 and 49,486,621.98 is: 68,292,370.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,301,230.92 : 125,997,233.76 = 49,486,621.98 : x
  2. Step 2: Convert to fraction form
    91,301,230.92/125,997,233.76 = 49,486,621.98/x
  3. Step 3: Cross multiply
    91,301,230.92x = 125,997,233.76 × 49,486,621.98
  4. Step 4: Simplify right side
    91,301,230.92x = 6,235,177,477,606,814
  5. Step 5: Solve for x
    x = 6,235,177,477,606,814/91,301,230.92
  6. Step 6: Final answer
    x = 68,292,370.37

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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.