Home / 274,267,489.46-378,470,501.46-150,516,138.20

Finding the Fourth Proportional to 274,267,489.46, 378,470,501.46 and 150,516,138.20

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Solution

The fourth proportional to 274,267,489.46, 378,470,501.46 and 150,516,138.20 is: 207,702,044.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,267,489.46 : 378,470,501.46 = 150,516,138.20 : x
  2. Step 2: Convert to fraction form
    274,267,489.46/378,470,501.46 = 150,516,138.20/x
  3. Step 3: Cross multiply
    274,267,489.46x = 378,470,501.46 × 150,516,138.20
  4. Step 4: Simplify right side
    274,267,489.46x = 56,965,918,300,484,304
  5. Step 5: Solve for x
    x = 56,965,918,300,484,304/274,267,489.46
  6. Step 6: Final answer
    x = 207,702,044.50

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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.