Home / 349,081,319.81-523,464,404.99-100,029,611.85

Finding the Fourth Proportional to 349,081,319.81, 523,464,404.99 and 100,029,611.85

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Solution

The fourth proportional to 349,081,319.81, 523,464,404.99 and 100,029,611.85 is: 149,999,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,081,319.81 : 523,464,404.99 = 100,029,611.85 : x
  2. Step 2: Convert to fraction form
    349,081,319.81/523,464,404.99 = 100,029,611.85/x
  3. Step 3: Cross multiply
    349,081,319.81x = 523,464,404.99 × 100,029,611.85
  4. Step 4: Simplify right side
    349,081,319.81x = 52,361,941,247,940,752
  5. Step 5: Solve for x
    x = 52,361,941,247,940,752/349,081,319.81
  6. Step 6: Final answer
    x = 149,999,264.58

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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.