Home / 694,472,551.91-958,373,171.55-376,932,911.84

Finding the Fourth Proportional to 694,472,551.91, 958,373,171.55 and 376,932,911.84

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Solution

The fourth proportional to 694,472,551.91, 958,373,171.55 and 376,932,911.84 is: 520,167,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,472,551.91 : 958,373,171.55 = 376,932,911.84 : x
  2. Step 2: Convert to fraction form
    694,472,551.91/958,373,171.55 = 376,932,911.84/x
  3. Step 3: Cross multiply
    694,472,551.91x = 958,373,171.55 × 376,932,911.84
  4. Step 4: Simplify right side
    694,472,551.91x = 361,242,390,180,479,360
  5. Step 5: Solve for x
    x = 361,242,390,180,479,360/694,472,551.91
  6. Step 6: Final answer
    x = 520,167,988.19

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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.