Home / 316,726,234.80-475,089,352.20-311,624,401.20

Finding the Fourth Proportional to 316,726,234.80, 475,089,352.20 and 311,624,401.20

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Solution

The fourth proportional to 316,726,234.80, 475,089,352.20 and 311,624,401.20 is: 467,436,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,726,234.80 : 475,089,352.20 = 311,624,401.20 : x
  2. Step 2: Convert to fraction form
    316,726,234.80/475,089,352.20 = 311,624,401.20/x
  3. Step 3: Cross multiply
    316,726,234.80x = 475,089,352.20 × 311,624,401.20
  4. Step 4: Simplify right side
    316,726,234.80x = 148,049,434,895,820,896
  5. Step 5: Solve for x
    x = 148,049,434,895,820,896/316,726,234.80
  6. Step 6: Final answer
    x = 467,436,601.80

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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.