Home / 336,662,869.20-504,143,998.20-268,638,421.20

Finding the Fourth Proportional to 336,662,869.20, 504,143,998.20 and 268,638,421.20

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Solution

The fourth proportional to 336,662,869.20, 504,143,998.20 and 268,638,421.20 is: 402,279,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,662,869.20 : 504,143,998.20 = 268,638,421.20 : x
  2. Step 2: Convert to fraction form
    336,662,869.20/504,143,998.20 = 268,638,421.20/x
  3. Step 3: Cross multiply
    336,662,869.20x = 504,143,998.20 × 268,638,421.20
  4. Step 4: Simplify right side
    336,662,869.20x = 135,432,447,733,903,632
  5. Step 5: Solve for x
    x = 135,432,447,733,903,632/336,662,869.20
  6. Step 6: Final answer
    x = 402,279,134.78

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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.