Home / 43,115,859.60-64,673,789.40-40,260,512.40

Finding the Fourth Proportional to 43,115,859.60, 64,673,789.40 and 40,260,512.40

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Solution

The fourth proportional to 43,115,859.60, 64,673,789.40 and 40,260,512.40 is: 60,390,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115,859.60 : 64,673,789.40 = 40,260,512.40 : x
  2. Step 2: Convert to fraction form
    43,115,859.60/64,673,789.40 = 40,260,512.40/x
  3. Step 3: Cross multiply
    43,115,859.60x = 64,673,789.40 × 40,260,512.40
  4. Step 4: Simplify right side
    43,115,859.60x = 2,603,799,900,093,688.50
  5. Step 5: Solve for x
    x = 2,603,799,900,093,688.50/43,115,859.60
  6. Step 6: Final answer
    x = 60,390,768.60

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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.