Home / 694,377,280-958,270,506.24-385,327,936

Finding the Fourth Proportional to 694,377,280, 958,270,506.24 and 385,327,936

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Solution

The fourth proportional to 694,377,280, 958,270,506.24 and 385,327,936 is: 531,769,121.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,377,280 : 958,270,506.24 = 385,327,936 : x
  2. Step 2: Convert to fraction form
    694,377,280/958,270,506.24 = 385,327,936/x
  3. Step 3: Cross multiply
    694,377,280x = 958,270,506.24 × 385,327,936
  4. Step 4: Simplify right side
    694,377,280x = 369,248,396,299,134,336
  5. Step 5: Solve for x
    x = 369,248,396,299,134,336/694,377,280
  6. Step 6: Final answer
    x = 531,769,121.68

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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.