Home / 259,074,001.70-388,362,170.55-149,786,987.30

Finding the Fourth Proportional to 259,074,001.70, 388,362,170.55 and 149,786,987.30

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Solution

The fourth proportional to 259,074,001.70, 388,362,170.55 and 149,786,987.30 is: 224,536,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,074,001.70 : 388,362,170.55 = 149,786,987.30 : x
  2. Step 2: Convert to fraction form
    259,074,001.70/388,362,170.55 = 149,786,987.30/x
  3. Step 3: Cross multiply
    259,074,001.70x = 388,362,170.55 × 149,786,987.30
  4. Step 4: Simplify right side
    259,074,001.70x = 58,171,599,507,973,288
  5. Step 5: Solve for x
    x = 58,171,599,507,973,288/259,074,001.70
  6. Step 6: Final answer
    x = 224,536,615.51

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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.