Home / 262,296,073.10-393,696,052.05-133,049,621.90

Finding the Fourth Proportional to 262,296,073.10, 393,696,052.05 and 133,049,621.90

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Solution

The fourth proportional to 262,296,073.10, 393,696,052.05 and 133,049,621.90 is: 199,702,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,296,073.10 : 393,696,052.05 = 133,049,621.90 : x
  2. Step 2: Convert to fraction form
    262,296,073.10/393,696,052.05 = 133,049,621.90/x
  3. Step 3: Cross multiply
    262,296,073.10x = 393,696,052.05 × 133,049,621.90
  4. Step 4: Simplify right side
    262,296,073.10x = 52,381,110,868,775,224
  5. Step 5: Solve for x
    x = 52,381,110,868,775,224/262,296,073.10
  6. Step 6: Final answer
    x = 199,702,230.57

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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.