Home / 53,944,815.20-80,917,222.80-30,892,085.60

Finding the Fourth Proportional to 53,944,815.20, 80,917,222.80 and 30,892,085.60

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Solution

The fourth proportional to 53,944,815.20, 80,917,222.80 and 30,892,085.60 is: 46,338,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,944,815.20 : 80,917,222.80 = 30,892,085.60 : x
  2. Step 2: Convert to fraction form
    53,944,815.20/80,917,222.80 = 30,892,085.60/x
  3. Step 3: Cross multiply
    53,944,815.20x = 80,917,222.80 × 30,892,085.60
  4. Step 4: Simplify right side
    53,944,815.20x = 2,499,701,773,251,871.50
  5. Step 5: Solve for x
    x = 2,499,701,773,251,871.50/53,944,815.20
  6. Step 6: Final answer
    x = 46,338,128.40

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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.