Home / 223,428,525.57-335,139,422.81-100,520,048.97

Finding the Fourth Proportional to 223,428,525.57, 335,139,422.81 and 100,520,048.97

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Solution

The fourth proportional to 223,428,525.57, 335,139,422.81 and 100,520,048.97 is: 150,778,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,428,525.57 : 335,139,422.81 = 100,520,048.97 : x
  2. Step 2: Convert to fraction form
    223,428,525.57/335,139,422.81 = 100,520,048.97/x
  3. Step 3: Cross multiply
    223,428,525.57x = 335,139,422.81 × 100,520,048.97
  4. Step 4: Simplify right side
    223,428,525.57x = 33,688,231,192,136,136
  5. Step 5: Solve for x
    x = 33,688,231,192,136,136/223,428,525.57
  6. Step 6: Final answer
    x = 150,778,559.30

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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.