Home / 100,036,789.20-150,052,384.56-31,883,570.64

Finding the Fourth Proportional to 100,036,789.20, 150,052,384.56 and 31,883,570.64

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Solution

The fourth proportional to 100,036,789.20, 150,052,384.56 and 31,883,570.64 is: 47,824,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,036,789.20 : 150,052,384.56 = 31,883,570.64 : x
  2. Step 2: Convert to fraction form
    100,036,789.20/150,052,384.56 = 31,883,570.64/x
  3. Step 3: Cross multiply
    100,036,789.20x = 150,052,384.56 × 31,883,570.64
  4. Step 4: Simplify right side
    100,036,789.20x = 4,784,205,802,819,205
  5. Step 5: Solve for x
    x = 4,784,205,802,819,205/100,036,789.20
  6. Step 6: Final answer
    x = 47,824,463.79

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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.