Home / 203,653,904.01-281,072,002.10-114,355,872.78

Finding the Fourth Proportional to 203,653,904.01, 281,072,002.10 and 114,355,872.78

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Solution

The fourth proportional to 203,653,904.01, 281,072,002.10 and 114,355,872.78 is: 157,827,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,653,904.01 : 281,072,002.10 = 114,355,872.78 : x
  2. Step 2: Convert to fraction form
    203,653,904.01/281,072,002.10 = 114,355,872.78/x
  3. Step 3: Cross multiply
    203,653,904.01x = 281,072,002.10 × 114,355,872.78
  4. Step 4: Simplify right side
    203,653,904.01x = 32,142,234,113,595,716
  5. Step 5: Solve for x
    x = 32,142,234,113,595,716/203,653,904.01
  6. Step 6: Final answer
    x = 157,827,733.62

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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.