Home / 235,796,863.68-353,304,279.36-143,401,129.20

Finding the Fourth Proportional to 235,796,863.68, 353,304,279.36 and 143,401,129.20

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Solution

The fourth proportional to 235,796,863.68, 353,304,279.36 and 143,401,129.20 is: 214,863,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,796,863.68 : 353,304,279.36 = 143,401,129.20 : x
  2. Step 2: Convert to fraction form
    235,796,863.68/353,304,279.36 = 143,401,129.20/x
  3. Step 3: Cross multiply
    235,796,863.68x = 353,304,279.36 × 143,401,129.20
  4. Step 4: Simplify right side
    235,796,863.68x = 50,664,232,611,416,248
  5. Step 5: Solve for x
    x = 50,664,232,611,416,248/235,796,863.68
  6. Step 6: Final answer
    x = 214,863,895.22

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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.