Home / 218,682,163.48-301,781,928.92-119,569,307.16

Finding the Fourth Proportional to 218,682,163.48, 301,781,928.92 and 119,569,307.16

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Solution

The fourth proportional to 218,682,163.48, 301,781,928.92 and 119,569,307.16 is: 165,005,940.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,682,163.48 : 301,781,928.92 = 119,569,307.16 : x
  2. Step 2: Convert to fraction form
    218,682,163.48/301,781,928.92 = 119,569,307.16/x
  3. Step 3: Cross multiply
    218,682,163.48x = 301,781,928.92 × 119,569,307.16
  4. Step 4: Simplify right side
    218,682,163.48x = 36,083,856,154,372,768
  5. Step 5: Solve for x
    x = 36,083,856,154,372,768/218,682,163.48
  6. Step 6: Final answer
    x = 165,005,940.95

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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.