Home / 53,712,148.80-80,568,223.20-46,405,819.20

Finding the Fourth Proportional to 53,712,148.80, 80,568,223.20 and 46,405,819.20

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Solution

The fourth proportional to 53,712,148.80, 80,568,223.20 and 46,405,819.20 is: 69,608,728.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,712,148.80 : 80,568,223.20 = 46,405,819.20 : x
  2. Step 2: Convert to fraction form
    53,712,148.80/80,568,223.20 = 46,405,819.20/x
  3. Step 3: Cross multiply
    53,712,148.80x = 80,568,223.20 × 46,405,819.20
  4. Step 4: Simplify right side
    53,712,148.80x = 3,738,834,399,084,446
  5. Step 5: Solve for x
    x = 3,738,834,399,084,446/53,712,148.80
  6. Step 6: Final answer
    x = 69,608,728.80

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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.