Home / 196,330,175.82-270,933,434.91-107,020,162.98

Finding the Fourth Proportional to 196,330,175.82, 270,933,434.91 and 107,020,162.98

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Solution

The fourth proportional to 196,330,175.82, 270,933,434.91 and 107,020,162.98 is: 147,686,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,330,175.82 : 270,933,434.91 = 107,020,162.98 : x
  2. Step 2: Convert to fraction form
    196,330,175.82/270,933,434.91 = 107,020,162.98/x
  3. Step 3: Cross multiply
    196,330,175.82x = 270,933,434.91 × 107,020,162.98
  4. Step 4: Simplify right side
    196,330,175.82x = 28,995,340,360,799,424
  5. Step 5: Solve for x
    x = 28,995,340,360,799,424/196,330,175.82
  6. Step 6: Final answer
    x = 147,686,621.48

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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.