Home / 669,336,110.08-923,397,309.24-418,004,168.08

Finding the Fourth Proportional to 669,336,110.08, 923,397,309.24 and 418,004,168.08

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Solution

The fourth proportional to 669,336,110.08, 923,397,309.24 and 418,004,168.08 is: 576,666,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,336,110.08 : 923,397,309.24 = 418,004,168.08 : x
  2. Step 2: Convert to fraction form
    669,336,110.08/923,397,309.24 = 418,004,168.08/x
  3. Step 3: Cross multiply
    669,336,110.08x = 923,397,309.24 × 418,004,168.08
  4. Step 4: Simplify right side
    669,336,110.08x = 385,983,924,056,176,704
  5. Step 5: Solve for x
    x = 385,983,924,056,176,704/669,336,110.08
  6. Step 6: Final answer
    x = 576,666,816.93

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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.