Home / 821,907,854.63-1,232,737,214.39-223,692,322.76

Finding the Fourth Proportional to 821,907,854.63, 1,232,737,214.39 and 223,692,322.76

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Solution

The fourth proportional to 821,907,854.63, 1,232,737,214.39 and 223,692,322.76 is: 335,504,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,907,854.63 : 1,232,737,214.39 = 223,692,322.76 : x
  2. Step 2: Convert to fraction form
    821,907,854.63/1,232,737,214.39 = 223,692,322.76/x
  3. Step 3: Cross multiply
    821,907,854.63x = 1,232,737,214.39 × 223,692,322.76
  4. Step 4: Simplify right side
    821,907,854.63x = 275,753,850,837,781,824
  5. Step 5: Solve for x
    x = 275,753,850,837,781,824/821,907,854.63
  6. Step 6: Final answer
    x = 335,504,581.55

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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.