Home / 165,749,920.80-248,647,571.28-56,545,771.80

Finding the Fourth Proportional to 165,749,920.80, 248,647,571.28 and 56,545,771.80

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Solution

The fourth proportional to 165,749,920.80, 248,647,571.28 and 56,545,771.80 is: 84,826,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,749,920.80 : 248,647,571.28 = 56,545,771.80 : x
  2. Step 2: Convert to fraction form
    165,749,920.80/248,647,571.28 = 56,545,771.80/x
  3. Step 3: Cross multiply
    165,749,920.80x = 248,647,571.28 × 56,545,771.80
  4. Step 4: Simplify right side
    165,749,920.80x = 14,059,968,824,223,114
  5. Step 5: Solve for x
    x = 14,059,968,824,223,114/165,749,920.80
  6. Step 6: Final answer
    x = 84,826,398.45

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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.