Home / 212,008,163.85-292,569,506.15-119,189,084.49

Finding the Fourth Proportional to 212,008,163.85, 292,569,506.15 and 119,189,084.49

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Solution

The fourth proportional to 212,008,163.85, 292,569,506.15 and 119,189,084.49 is: 164,479,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,008,163.85 : 292,569,506.15 = 119,189,084.49 : x
  2. Step 2: Convert to fraction form
    212,008,163.85/292,569,506.15 = 119,189,084.49/x
  3. Step 3: Cross multiply
    212,008,163.85x = 292,569,506.15 × 119,189,084.49
  4. Step 4: Simplify right side
    212,008,163.85x = 34,871,091,587,113,976
  5. Step 5: Solve for x
    x = 34,871,091,587,113,976/212,008,163.85
  6. Step 6: Final answer
    x = 164,479,947.16

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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.