Home / 195,801,749.93-293,736,085.45-80,723,384.57

Finding the Fourth Proportional to 195,801,749.93, 293,736,085.45 and 80,723,384.57

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Solution

The fourth proportional to 195,801,749.93, 293,736,085.45 and 80,723,384.57 is: 121,098,871.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,801,749.93 : 293,736,085.45 = 80,723,384.57 : x
  2. Step 2: Convert to fraction form
    195,801,749.93/293,736,085.45 = 80,723,384.57/x
  3. Step 3: Cross multiply
    195,801,749.93x = 293,736,085.45 × 80,723,384.57
  4. Step 4: Simplify right side
    195,801,749.93x = 23,711,370,987,866,728
  5. Step 5: Solve for x
    x = 23,711,370,987,866,728/195,801,749.93
  6. Step 6: Final answer
    x = 121,098,871.67

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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.