Home / 55,458,043.20-83,029,600.80-52,441,732.80

Finding the Fourth Proportional to 55,458,043.20, 83,029,600.80 and 52,441,732.80

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Solution

The fourth proportional to 55,458,043.20, 83,029,600.80 and 52,441,732.80 is: 78,513,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,458,043.20 : 83,029,600.80 = 52,441,732.80 : x
  2. Step 2: Convert to fraction form
    55,458,043.20/83,029,600.80 = 52,441,732.80/x
  3. Step 3: Cross multiply
    55,458,043.20x = 83,029,600.80 × 52,441,732.80
  4. Step 4: Simplify right side
    55,458,043.20x = 4,354,216,139,644,266
  5. Step 5: Solve for x
    x = 4,354,216,139,644,266/55,458,043.20
  6. Step 6: Final answer
    x = 78,513,699.52

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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.