Home / 66,334,233.40-99,501,350.10-43,375,982.20

Finding the Fourth Proportional to 66,334,233.40, 99,501,350.10 and 43,375,982.20

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Solution

The fourth proportional to 66,334,233.40, 99,501,350.10 and 43,375,982.20 is: 65,063,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,334,233.40 : 99,501,350.10 = 43,375,982.20 : x
  2. Step 2: Convert to fraction form
    66,334,233.40/99,501,350.10 = 43,375,982.20/x
  3. Step 3: Cross multiply
    66,334,233.40x = 99,501,350.10 × 43,375,982.20
  4. Step 4: Simplify right side
    66,334,233.40x = 4,315,968,790,813,568.50
  5. Step 5: Solve for x
    x = 4,315,968,790,813,568.50/66,334,233.40
  6. Step 6: Final answer
    x = 65,063,973.30

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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.