Home / 165,265,676.90-247,867,682.75-66,871,598.29

Finding the Fourth Proportional to 165,265,676.90, 247,867,682.75 and 66,871,598.29

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Solution

The fourth proportional to 165,265,676.90, 247,867,682.75 and 66,871,598.29 is: 100,294,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,265,676.90 : 247,867,682.75 = 66,871,598.29 : x
  2. Step 2: Convert to fraction form
    165,265,676.90/247,867,682.75 = 66,871,598.29/x
  3. Step 3: Cross multiply
    165,265,676.90x = 247,867,682.75 × 66,871,598.29
  4. Step 4: Simplify right side
    165,265,676.90x = 16,575,308,109,227,904
  5. Step 5: Solve for x
    x = 16,575,308,109,227,904/165,265,676.90
  6. Step 6: Final answer
    x = 100,294,921.61

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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.