Home / 65,848,960.80-98,773,441.20-17,979,904.80

Finding the Fourth Proportional to 65,848,960.80, 98,773,441.20 and 17,979,904.80

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Solution

The fourth proportional to 65,848,960.80, 98,773,441.20 and 17,979,904.80 is: 26,969,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,848,960.80 : 98,773,441.20 = 17,979,904.80 : x
  2. Step 2: Convert to fraction form
    65,848,960.80/98,773,441.20 = 17,979,904.80/x
  3. Step 3: Cross multiply
    65,848,960.80x = 98,773,441.20 × 17,979,904.80
  4. Step 4: Simplify right side
    65,848,960.80x = 1,775,937,069,544,398
  5. Step 5: Solve for x
    x = 1,775,937,069,544,398/65,848,960.80
  6. Step 6: Final answer
    x = 26,969,857.20

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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.