Home / 355,653,169.97-490,807,185.93-194,714,468.73

Finding the Fourth Proportional to 355,653,169.97, 490,807,185.93 and 194,714,468.73

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Solution

The fourth proportional to 355,653,169.97, 490,807,185.93 and 194,714,468.73 is: 268,709,148.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,653,169.97 : 490,807,185.93 = 194,714,468.73 : x
  2. Step 2: Convert to fraction form
    355,653,169.97/490,807,185.93 = 194,714,468.73/x
  3. Step 3: Cross multiply
    355,653,169.97x = 490,807,185.93 × 194,714,468.73
  4. Step 4: Simplify right side
    355,653,169.97x = 95,567,260,457,226,272
  5. Step 5: Solve for x
    x = 95,567,260,457,226,272/355,653,169.97
  6. Step 6: Final answer
    x = 268,709,148.48

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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.