Home / 219,027,616.20-328,541,424.30-57,485,881.80

Finding the Fourth Proportional to 219,027,616.20, 328,541,424.30 and 57,485,881.80

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Solution

The fourth proportional to 219,027,616.20, 328,541,424.30 and 57,485,881.80 is: 86,228,822.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,027,616.20 : 328,541,424.30 = 57,485,881.80 : x
  2. Step 2: Convert to fraction form
    219,027,616.20/328,541,424.30 = 57,485,881.80/x
  3. Step 3: Cross multiply
    219,027,616.20x = 328,541,424.30 × 57,485,881.80
  4. Step 4: Simplify right side
    219,027,616.20x = 18,886,493,483,713,448
  5. Step 5: Solve for x
    x = 18,886,493,483,713,448/219,027,616.20
  6. Step 6: Final answer
    x = 86,228,822.70

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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.