Home / 203,008,085.67-280,151,441.66-110,188,612.71

Finding the Fourth Proportional to 203,008,085.67, 280,151,441.66 and 110,188,612.71

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Solution

The fourth proportional to 203,008,085.67, 280,151,441.66 and 110,188,612.71 is: 152,060,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,008,085.67 : 280,151,441.66 = 110,188,612.71 : x
  2. Step 2: Convert to fraction form
    203,008,085.67/280,151,441.66 = 110,188,612.71/x
  3. Step 3: Cross multiply
    203,008,085.67x = 280,151,441.66 × 110,188,612.71
  4. Step 4: Simplify right side
    203,008,085.67x = 30,869,498,705,221,900
  5. Step 5: Solve for x
    x = 30,869,498,705,221,900/203,008,085.67
  6. Step 6: Final answer
    x = 152,060,439.38

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1.5x scale

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.