Home / 53,148,116.80-79,722,175.20-28,898,660.80

Finding the Fourth Proportional to 53,148,116.80, 79,722,175.20 and 28,898,660.80

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Solution

The fourth proportional to 53,148,116.80, 79,722,175.20 and 28,898,660.80 is: 43,347,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,148,116.80 : 79,722,175.20 = 28,898,660.80 : x
  2. Step 2: Convert to fraction form
    53,148,116.80/79,722,175.20 = 28,898,660.80/x
  3. Step 3: Cross multiply
    53,148,116.80x = 79,722,175.20 × 28,898,660.80
  4. Step 4: Simplify right side
    53,148,116.80x = 2,303,864,099,342,972.50
  5. Step 5: Solve for x
    x = 2,303,864,099,342,972.50/53,148,116.80
  6. Step 6: Final answer
    x = 43,347,991.20

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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.