Home / 53,588,044.20-80,382,066.30-53,140,146.60

Finding the Fourth Proportional to 53,588,044.20, 80,382,066.30 and 53,140,146.60

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Solution

The fourth proportional to 53,588,044.20, 80,382,066.30 and 53,140,146.60 is: 79,710,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,588,044.20 : 80,382,066.30 = 53,140,146.60 : x
  2. Step 2: Convert to fraction form
    53,588,044.20/80,382,066.30 = 53,140,146.60/x
  3. Step 3: Cross multiply
    53,588,044.20x = 80,382,066.30 × 53,140,146.60
  4. Step 4: Simplify right side
    53,588,044.20x = 4,271,514,787,192,919.50
  5. Step 5: Solve for x
    x = 4,271,514,787,192,919.50/53,588,044.20
  6. Step 6: Final answer
    x = 79,710,219.90

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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.