Home / 321,812,110.20-482,718,165.30-192,817,601.40

Finding the Fourth Proportional to 321,812,110.20, 482,718,165.30 and 192,817,601.40

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Solution

The fourth proportional to 321,812,110.20, 482,718,165.30 and 192,817,601.40 is: 289,226,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,812,110.20 : 482,718,165.30 = 192,817,601.40 : x
  2. Step 2: Convert to fraction form
    321,812,110.20/482,718,165.30 = 192,817,601.40/x
  3. Step 3: Cross multiply
    321,812,110.20x = 482,718,165.30 × 192,817,601.40
  4. Step 4: Simplify right side
    321,812,110.20x = 93,076,558,785,354,720
  5. Step 5: Solve for x
    x = 93,076,558,785,354,720/321,812,110.20
  6. Step 6: Final answer
    x = 289,226,402.10

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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.