Home / 165,814,701.20-248,722,051.80-52,332,563.60

Finding the Fourth Proportional to 165,814,701.20, 248,722,051.80 and 52,332,563.60

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Solution

The fourth proportional to 165,814,701.20, 248,722,051.80 and 52,332,563.60 is: 78,498,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,814,701.20 : 248,722,051.80 = 52,332,563.60 : x
  2. Step 2: Convert to fraction form
    165,814,701.20/248,722,051.80 = 52,332,563.60/x
  3. Step 3: Cross multiply
    165,814,701.20x = 248,722,051.80 × 52,332,563.60
  4. Step 4: Simplify right side
    165,814,701.20x = 13,016,262,594,545,996
  5. Step 5: Solve for x
    x = 13,016,262,594,545,996/165,814,701.20
  6. Step 6: Final answer
    x = 78,498,845.40

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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.