Home / 196,330,162.32-270,933,416.28-107,020,149.48

Finding the Fourth Proportional to 196,330,162.32, 270,933,416.28 and 107,020,149.48

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Solution

The fourth proportional to 196,330,162.32, 270,933,416.28 and 107,020,149.48 is: 147,686,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,330,162.32 : 270,933,416.28 = 107,020,149.48 : x
  2. Step 2: Convert to fraction form
    196,330,162.32/270,933,416.28 = 107,020,149.48/x
  3. Step 3: Cross multiply
    196,330,162.32x = 270,933,416.28 × 107,020,149.48
  4. Step 4: Simplify right side
    196,330,162.32x = 28,995,334,709,412,664
  5. Step 5: Solve for x
    x = 28,995,334,709,412,664/196,330,162.32
  6. Step 6: Final answer
    x = 147,686,602.85

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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.