Home / 476,896,618.38-715,622,530.77-200,527,832.46

Finding the Fourth Proportional to 476,896,618.38, 715,622,530.77 and 200,527,832.46

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Solution

The fourth proportional to 476,896,618.38, 715,622,530.77 and 200,527,832.46 is: 300,908,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,896,618.38 : 715,622,530.77 = 200,527,832.46 : x
  2. Step 2: Convert to fraction form
    476,896,618.38/715,622,530.77 = 200,527,832.46/x
  3. Step 3: Cross multiply
    476,896,618.38x = 715,622,530.77 × 200,527,832.46
  4. Step 4: Simplify right side
    476,896,618.38x = 143,502,234,954,847,760
  5. Step 5: Solve for x
    x = 143,502,234,954,847,760/476,896,618.38
  6. Step 6: Final answer
    x = 300,908,476.65

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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.