Home / 53,415,661.20-80,207,472.60-30,740,845.20

Finding the Fourth Proportional to 53,415,661.20, 80,207,472.60 and 30,740,845.20

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Solution

The fourth proportional to 53,415,661.20, 80,207,472.60 and 30,740,845.20 is: 46,159,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415,661.20 : 80,207,472.60 = 30,740,845.20 : x
  2. Step 2: Convert to fraction form
    53,415,661.20/80,207,472.60 = 30,740,845.20/x
  3. Step 3: Cross multiply
    53,415,661.20x = 80,207,472.60 × 30,740,845.20
  4. Step 4: Simplify right side
    53,415,661.20x = 2,465,645,499,079,841.50
  5. Step 5: Solve for x
    x = 2,465,645,499,079,841.50/53,415,661.20
  6. Step 6: Final answer
    x = 46,159,598.96

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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.