Home / 146,782,811.70-220,174,217.55-98,409,870.90

Finding the Fourth Proportional to 146,782,811.70, 220,174,217.55 and 98,409,870.90

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Solution

The fourth proportional to 146,782,811.70, 220,174,217.55 and 98,409,870.90 is: 147,614,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782,811.70 : 220,174,217.55 = 98,409,870.90 : x
  2. Step 2: Convert to fraction form
    146,782,811.70/220,174,217.55 = 98,409,870.90/x
  3. Step 3: Cross multiply
    146,782,811.70x = 220,174,217.55 × 98,409,870.90
  4. Step 4: Simplify right side
    146,782,811.70x = 21,667,316,324,604,016
  5. Step 5: Solve for x
    x = 21,667,316,324,604,016/146,782,811.70
  6. Step 6: Final answer
    x = 147,614,806.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.