Home / 313,812,034.70-470,718,052.05-177,763,138.70

Finding the Fourth Proportional to 313,812,034.70, 470,718,052.05 and 177,763,138.70

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Solution

The fourth proportional to 313,812,034.70, 470,718,052.05 and 177,763,138.70 is: 266,644,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,812,034.70 : 470,718,052.05 = 177,763,138.70 : x
  2. Step 2: Convert to fraction form
    313,812,034.70/470,718,052.05 = 177,763,138.70/x
  3. Step 3: Cross multiply
    313,812,034.70x = 470,718,052.05 × 177,763,138.70
  4. Step 4: Simplify right side
    313,812,034.70x = 83,676,318,375,157,968
  5. Step 5: Solve for x
    x = 83,676,318,375,157,968/313,812,034.70
  6. Step 6: Final answer
    x = 266,644,708.05

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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.