Home / 401,049,056.52-553,629,043.26-252,588,362.04

Finding the Fourth Proportional to 401,049,056.52, 553,629,043.26 and 252,588,362.04

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Solution

The fourth proportional to 401,049,056.52, 553,629,043.26 and 252,588,362.04 is: 348,686,154.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,049,056.52 : 553,629,043.26 = 252,588,362.04 : x
  2. Step 2: Convert to fraction form
    401,049,056.52/553,629,043.26 = 252,588,362.04/x
  3. Step 3: Cross multiply
    401,049,056.52x = 553,629,043.26 × 252,588,362.04
  4. Step 4: Simplify right side
    401,049,056.52x = 139,840,253,214,815,696
  5. Step 5: Solve for x
    x = 139,840,253,214,815,696/401,049,056.52
  6. Step 6: Final answer
    x = 348,686,154.33

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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.