Home / 196,321,357.44-270,935,594.40-108,215,156.40

Finding the Fourth Proportional to 196,321,357.44, 270,935,594.40 and 108,215,156.40

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Solution

The fourth proportional to 196,321,357.44, 270,935,594.40 and 108,215,156.40 is: 149,343,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,321,357.44 : 270,935,594.40 = 108,215,156.40 : x
  2. Step 2: Convert to fraction form
    196,321,357.44/270,935,594.40 = 108,215,156.40/x
  3. Step 3: Cross multiply
    196,321,357.44x = 270,935,594.40 × 108,215,156.40
  4. Step 4: Simplify right side
    196,321,357.44x = 29,319,337,722,322,964
  5. Step 5: Solve for x
    x = 29,319,337,722,322,964/196,321,357.44
  6. Step 6: Final answer
    x = 149,343,597.17

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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.