Home / 167,790,203.20-251,685,304.80-52,809,990.40

Finding the Fourth Proportional to 167,790,203.20, 251,685,304.80 and 52,809,990.40

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Solution

The fourth proportional to 167,790,203.20, 251,685,304.80 and 52,809,990.40 is: 79,214,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,790,203.20 : 251,685,304.80 = 52,809,990.40 : x
  2. Step 2: Convert to fraction form
    167,790,203.20/251,685,304.80 = 52,809,990.40/x
  3. Step 3: Cross multiply
    167,790,203.20x = 251,685,304.80 × 52,809,990.40
  4. Step 4: Simplify right side
    167,790,203.20x = 13,291,498,530,309,074
  5. Step 5: Solve for x
    x = 13,291,498,530,309,074/167,790,203.20
  6. Step 6: Final answer
    x = 79,214,985.60

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1.5x scale

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.