Home / 313,560,057.20-470,340,085.80-109,088,132.46

Finding the Fourth Proportional to 313,560,057.20, 470,340,085.80 and 109,088,132.46

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Solution

The fourth proportional to 313,560,057.20, 470,340,085.80 and 109,088,132.46 is: 163,632,198.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,560,057.20 : 470,340,085.80 = 109,088,132.46 : x
  2. Step 2: Convert to fraction form
    313,560,057.20/470,340,085.80 = 109,088,132.46/x
  3. Step 3: Cross multiply
    313,560,057.20x = 470,340,085.80 × 109,088,132.46
  4. Step 4: Simplify right side
    313,560,057.20x = 51,308,521,580,998,160
  5. Step 5: Solve for x
    x = 51,308,521,580,998,160/313,560,057.20
  6. Step 6: Final answer
    x = 163,632,198.69

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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.