Home / 131,080,511.55-196,647,011.33-38,964,071.55

Finding the Fourth Proportional to 131,080,511.55, 196,647,011.33 and 38,964,071.55

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Solution

The fourth proportional to 131,080,511.55, 196,647,011.33 and 38,964,071.55 is: 58,453,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,080,511.55 : 196,647,011.33 = 38,964,071.55 : x
  2. Step 2: Convert to fraction form
    131,080,511.55/196,647,011.33 = 38,964,071.55/x
  3. Step 3: Cross multiply
    131,080,511.55x = 196,647,011.33 × 38,964,071.55
  4. Step 4: Simplify right side
    131,080,511.55x = 7,662,168,219,360,959
  5. Step 5: Solve for x
    x = 7,662,168,219,360,959/131,080,511.55
  6. Step 6: Final answer
    x = 58,453,908.43

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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.