Home / 289,940,929.62-400,118,548.23-159,560,737.62

Finding the Fourth Proportional to 289,940,929.62, 400,118,548.23 and 159,560,737.62

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Solution

The fourth proportional to 289,940,929.62, 400,118,548.23 and 159,560,737.62 is: 220,193,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,940,929.62 : 400,118,548.23 = 159,560,737.62 : x
  2. Step 2: Convert to fraction form
    289,940,929.62/400,118,548.23 = 159,560,737.62/x
  3. Step 3: Cross multiply
    289,940,929.62x = 400,118,548.23 × 159,560,737.62
  4. Step 4: Simplify right side
    289,940,929.62x = 63,843,210,691,022,352
  5. Step 5: Solve for x
    x = 63,843,210,691,022,352/289,940,929.62
  6. Step 6: Final answer
    x = 220,193,853.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.