Home / 403,543,557.01-604,825,081.19-218,873,123.92

Finding the Fourth Proportional to 403,543,557.01, 604,825,081.19 and 218,873,123.92

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Solution

The fourth proportional to 403,543,557.01, 604,825,081.19 and 218,873,123.92 is: 328,043,782.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,543,557.01 : 604,825,081.19 = 218,873,123.92 : x
  2. Step 2: Convert to fraction form
    403,543,557.01/604,825,081.19 = 218,873,123.92/x
  3. Step 3: Cross multiply
    403,543,557.01x = 604,825,081.19 × 218,873,123.92
  4. Step 4: Simplify right side
    403,543,557.01x = 132,379,954,945,222,928
  5. Step 5: Solve for x
    x = 132,379,954,945,222,928/403,543,557.01
  6. Step 6: Final answer
    x = 328,043,782.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.