Home / 225,374,839.79-311,309,028.24-186,374,156.27

Finding the Fourth Proportional to 225,374,839.79, 311,309,028.24 and 186,374,156.27

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Solution

The fourth proportional to 225,374,839.79, 311,309,028.24 and 186,374,156.27 is: 257,437,598.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,374,839.79 : 311,309,028.24 = 186,374,156.27 : x
  2. Step 2: Convert to fraction form
    225,374,839.79/311,309,028.24 = 186,374,156.27/x
  3. Step 3: Cross multiply
    225,374,839.79x = 311,309,028.24 × 186,374,156.27
  4. Step 4: Simplify right side
    225,374,839.79x = 58,019,957,475,208,144
  5. Step 5: Solve for x
    x = 58,019,957,475,208,144/225,374,839.79
  6. Step 6: Final answer
    x = 257,437,598.32

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1.5x scale

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.