Home / 458,641,251.52-632,886,048.30-257,682,392.44

Finding the Fourth Proportional to 458,641,251.52, 632,886,048.30 and 257,682,392.44

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Solution

The fourth proportional to 458,641,251.52, 632,886,048.30 and 257,682,392.44 is: 355,579,857.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,641,251.52 : 632,886,048.30 = 257,682,392.44 : x
  2. Step 2: Convert to fraction form
    458,641,251.52/632,886,048.30 = 257,682,392.44/x
  3. Step 3: Cross multiply
    458,641,251.52x = 632,886,048.30 × 257,682,392.44
  4. Step 4: Simplify right side
    458,641,251.52x = 163,083,591,067,841,376
  5. Step 5: Solve for x
    x = 163,083,591,067,841,376/458,641,251.52
  6. Step 6: Final answer
    x = 355,579,857.96

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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.