Home / 65,143,213.80-97,711,710.30-22,008,186.60

Finding the Fourth Proportional to 65,143,213.80, 97,711,710.30 and 22,008,186.60

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Solution

The fourth proportional to 65,143,213.80, 97,711,710.30 and 22,008,186.60 is: 33,011,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,143,213.80 : 97,711,710.30 = 22,008,186.60 : x
  2. Step 2: Convert to fraction form
    65,143,213.80/97,711,710.30 = 22,008,186.60/x
  3. Step 3: Cross multiply
    65,143,213.80x = 97,711,710.30 × 22,008,186.60
  4. Step 4: Simplify right side
    65,143,213.80x = 2,150,457,553,287,542
  5. Step 5: Solve for x
    x = 2,150,457,553,287,542/65,143,213.80
  6. Step 6: Final answer
    x = 33,011,229.07

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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.