Home / 178,848,822.30-268,273,233.45-126,892,700.70

Finding the Fourth Proportional to 178,848,822.30, 268,273,233.45 and 126,892,700.70

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Solution

The fourth proportional to 178,848,822.30, 268,273,233.45 and 126,892,700.70 is: 190,339,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,822.30 : 268,273,233.45 = 126,892,700.70 : x
  2. Step 2: Convert to fraction form
    178,848,822.30/268,273,233.45 = 126,892,700.70/x
  3. Step 3: Cross multiply
    178,848,822.30x = 268,273,233.45 × 126,892,700.70
  4. Step 4: Simplify right side
    178,848,822.30x = 34,041,915,117,992,076
  5. Step 5: Solve for x
    x = 34,041,915,117,992,076/178,848,822.30
  6. Step 6: Final answer
    x = 190,339,051.05

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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.