Home / 401,734,127.41-554,390,867.77-225,522,076.19

Finding the Fourth Proportional to 401,734,127.41, 554,390,867.77 and 225,522,076.19

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Solution

The fourth proportional to 401,734,127.41, 554,390,867.77 and 225,522,076.19 is: 311,219,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,734,127.41 : 554,390,867.77 = 225,522,076.19 : x
  2. Step 2: Convert to fraction form
    401,734,127.41/554,390,867.77 = 225,522,076.19/x
  3. Step 3: Cross multiply
    401,734,127.41x = 554,390,867.77 × 225,522,076.19
  4. Step 4: Simplify right side
    401,734,127.41x = 125,027,379,516,930,400
  5. Step 5: Solve for x
    x = 125,027,379,516,930,400/401,734,127.41
  6. Step 6: Final answer
    x = 311,219,214.37

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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.