Home / 303,629,648.31-455,612,530.27-148,184,743.91

Finding the Fourth Proportional to 303,629,648.31, 455,612,530.27 and 148,184,743.91

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Solution

The fourth proportional to 303,629,648.31, 455,612,530.27 and 148,184,743.91 is: 222,359,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,629,648.31 : 455,612,530.27 = 148,184,743.91 : x
  2. Step 2: Convert to fraction form
    303,629,648.31/455,612,530.27 = 148,184,743.91/x
  3. Step 3: Cross multiply
    303,629,648.31x = 455,612,530.27 × 148,184,743.91
  4. Step 4: Simplify right side
    303,629,648.31x = 67,514,826,119,785,712
  5. Step 5: Solve for x
    x = 67,514,826,119,785,712/303,629,648.31
  6. Step 6: Final answer
    x = 222,359,135.53

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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.