Home / 200,123,699.58-276,155,625.60-121,798,596.24

Finding the Fourth Proportional to 200,123,699.58, 276,155,625.60 and 121,798,596.24

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Solution

The fourth proportional to 200,123,699.58, 276,155,625.60 and 121,798,596.24 is: 168,072,884.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,123,699.58 : 276,155,625.60 = 121,798,596.24 : x
  2. Step 2: Convert to fraction form
    200,123,699.58/276,155,625.60 = 121,798,596.24/x
  3. Step 3: Cross multiply
    200,123,699.58x = 276,155,625.60 × 121,798,596.24
  4. Step 4: Simplify right side
    200,123,699.58x = 33,635,367,541,859,008
  5. Step 5: Solve for x
    x = 33,635,367,541,859,008/200,123,699.58
  6. Step 6: Final answer
    x = 168,072,884.98

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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.