Home / 371,301,517.84-512,412,037.85-206,289,087.34

Finding the Fourth Proportional to 371,301,517.84, 512,412,037.85 and 206,289,087.34

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Solution

The fourth proportional to 371,301,517.84, 512,412,037.85 and 206,289,087.34 is: 284,687,798.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,301,517.84 : 512,412,037.85 = 206,289,087.34 : x
  2. Step 2: Convert to fraction form
    371,301,517.84/512,412,037.85 = 206,289,087.34/x
  3. Step 3: Cross multiply
    371,301,517.84x = 512,412,037.85 × 206,289,087.34
  4. Step 4: Simplify right side
    371,301,517.84x = 105,705,011,630,106,048
  5. Step 5: Solve for x
    x = 105,705,011,630,106,048/371,301,517.84
  6. Step 6: Final answer
    x = 284,687,798.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.