Home / 218,174,251.16-301,086,855.09-119,061,384.90

Finding the Fourth Proportional to 218,174,251.16, 301,086,855.09 and 119,061,384.90

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Solution

The fourth proportional to 218,174,251.16, 301,086,855.09 and 119,061,384.90 is: 164,308,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,174,251.16 : 301,086,855.09 = 119,061,384.90 : x
  2. Step 2: Convert to fraction form
    218,174,251.16/301,086,855.09 = 119,061,384.90/x
  3. Step 3: Cross multiply
    218,174,251.16x = 301,086,855.09 × 119,061,384.90
  4. Step 4: Simplify right side
    218,174,251.16x = 35,847,817,942,201,012
  5. Step 5: Solve for x
    x = 35,847,817,942,201,012/218,174,251.16
  6. Step 6: Final answer
    x = 164,308,197.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.