Home / 150,198,368.85-225,322,990.46-51,803,359.40

Finding the Fourth Proportional to 150,198,368.85, 225,322,990.46 and 51,803,359.40

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Solution

The fourth proportional to 150,198,368.85, 225,322,990.46 and 51,803,359.40 is: 77,713,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,198,368.85 : 225,322,990.46 = 51,803,359.40 : x
  2. Step 2: Convert to fraction form
    150,198,368.85/225,322,990.46 = 51,803,359.40/x
  3. Step 3: Cross multiply
    150,198,368.85x = 225,322,990.46 × 51,803,359.40
  4. Step 4: Simplify right side
    150,198,368.85x = 11,672,487,855,404,398
  5. Step 5: Solve for x
    x = 11,672,487,855,404,398/150,198,368.85
  6. Step 6: Final answer
    x = 77,713,812.37

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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.