Home / 179,613,903.60-269,420,855.40-161,438,621.40

Finding the Fourth Proportional to 179,613,903.60, 269,420,855.40 and 161,438,621.40

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Solution

The fourth proportional to 179,613,903.60, 269,420,855.40 and 161,438,621.40 is: 242,157,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,613,903.60 : 269,420,855.40 = 161,438,621.40 : x
  2. Step 2: Convert to fraction form
    179,613,903.60/269,420,855.40 = 161,438,621.40/x
  3. Step 3: Cross multiply
    179,613,903.60x = 269,420,855.40 × 161,438,621.40
  4. Step 4: Simplify right side
    179,613,903.60x = 43,494,931,472,184,744
  5. Step 5: Solve for x
    x = 43,494,931,472,184,744/179,613,903.60
  6. Step 6: Final answer
    x = 242,157,932.10

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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.