Home / 283,768,990.83-391,601,034.14-153,388,798.83

Finding the Fourth Proportional to 283,768,990.83, 391,601,034.14 and 153,388,798.83

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Solution

The fourth proportional to 283,768,990.83, 391,601,034.14 and 153,388,798.83 is: 211,676,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,768,990.83 : 391,601,034.14 = 153,388,798.83 : x
  2. Step 2: Convert to fraction form
    283,768,990.83/391,601,034.14 = 153,388,798.83/x
  3. Step 3: Cross multiply
    283,768,990.83x = 391,601,034.14 × 153,388,798.83
  4. Step 4: Simplify right side
    283,768,990.83x = 60,067,212,246,553,480
  5. Step 5: Solve for x
    x = 60,067,212,246,553,480/283,768,990.83
  6. Step 6: Final answer
    x = 211,676,448.76

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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.