Home / 236,199,233.40-354,298,850.10-212,390,676.60

Finding the Fourth Proportional to 236,199,233.40, 354,298,850.10 and 212,390,676.60

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Solution

The fourth proportional to 236,199,233.40, 354,298,850.10 and 212,390,676.60 is: 318,586,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,199,233.40 : 354,298,850.10 = 212,390,676.60 : x
  2. Step 2: Convert to fraction form
    236,199,233.40/354,298,850.10 = 212,390,676.60/x
  3. Step 3: Cross multiply
    236,199,233.40x = 354,298,850.10 × 212,390,676.60
  4. Step 4: Simplify right side
    236,199,233.40x = 75,249,772,491,340,976
  5. Step 5: Solve for x
    x = 75,249,772,491,340,976/236,199,233.40
  6. Step 6: Final answer
    x = 318,586,014.90

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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.