Home / 218,682,157.47-301,781,920.63-119,569,301.16

Finding the Fourth Proportional to 218,682,157.47, 301,781,920.63 and 119,569,301.16

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Solution

The fourth proportional to 218,682,157.47, 301,781,920.63 and 119,569,301.16 is: 165,005,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,682,157.47 : 301,781,920.63 = 119,569,301.16 : x
  2. Step 2: Convert to fraction form
    218,682,157.47/301,781,920.63 = 119,569,301.16/x
  3. Step 3: Cross multiply
    218,682,157.47x = 301,781,920.63 × 119,569,301.16
  4. Step 4: Simplify right side
    218,682,157.47x = 36,083,853,352,152,760
  5. Step 5: Solve for x
    x = 36,083,853,352,152,760/218,682,157.47
  6. Step 6: Final answer
    x = 165,005,932.67

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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.