Home / 609,038,948.27-840,451,998.44-344,715,265.71

Finding the Fourth Proportional to 609,038,948.27, 840,451,998.44 and 344,715,265.71

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Solution

The fourth proportional to 609,038,948.27, 840,451,998.44 and 344,715,265.71 is: 475,694,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,038,948.27 : 840,451,998.44 = 344,715,265.71 : x
  2. Step 2: Convert to fraction form
    609,038,948.27/840,451,998.44 = 344,715,265.71/x
  3. Step 3: Cross multiply
    609,038,948.27x = 840,451,998.44 × 344,715,265.71
  4. Step 4: Simplify right side
    609,038,948.27x = 289,716,633,958,745,088
  5. Step 5: Solve for x
    x = 289,716,633,958,745,088/609,038,948.27
  6. Step 6: Final answer
    x = 475,694,756.11

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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.