Home / 65,988,163.20-98,982,244.80-44,489,078.40

Finding the Fourth Proportional to 65,988,163.20, 98,982,244.80 and 44,489,078.40

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Solution

The fourth proportional to 65,988,163.20, 98,982,244.80 and 44,489,078.40 is: 66,733,617.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,988,163.20 : 98,982,244.80 = 44,489,078.40 : x
  2. Step 2: Convert to fraction form
    65,988,163.20/98,982,244.80 = 44,489,078.40/x
  3. Step 3: Cross multiply
    65,988,163.20x = 98,982,244.80 × 44,489,078.40
  4. Step 4: Simplify right side
    65,988,163.20x = 4,403,628,849,115,192
  5. Step 5: Solve for x
    x = 4,403,628,849,115,192/65,988,163.20
  6. Step 6: Final answer
    x = 66,733,617.60

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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.