Home / 196,031,014.30-270,322,283.91-129,928,560.22

Finding the Fourth Proportional to 196,031,014.30, 270,322,283.91 and 129,928,560.22

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Solution

The fourth proportional to 196,031,014.30, 270,322,283.91 and 129,928,560.22 is: 179,168,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,031,014.30 : 270,322,283.91 = 129,928,560.22 : x
  2. Step 2: Convert to fraction form
    196,031,014.30/270,322,283.91 = 129,928,560.22/x
  3. Step 3: Cross multiply
    196,031,014.30x = 270,322,283.91 × 129,928,560.22
  4. Step 4: Simplify right side
    196,031,014.30x = 35,122,585,143,808,376
  5. Step 5: Solve for x
    x = 35,122,585,143,808,376/196,031,014.30
  6. Step 6: Final answer
    x = 179,168,512.03

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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.