Home / 112,163,601.60-168,245,402.40-63,790,660.80

Finding the Fourth Proportional to 112,163,601.60, 168,245,402.40 and 63,790,660.80

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Solution

The fourth proportional to 112,163,601.60, 168,245,402.40 and 63,790,660.80 is: 95,685,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,163,601.60 : 168,245,402.40 = 63,790,660.80 : x
  2. Step 2: Convert to fraction form
    112,163,601.60/168,245,402.40 = 63,790,660.80/x
  3. Step 3: Cross multiply
    112,163,601.60x = 168,245,402.40 × 63,790,660.80
  4. Step 4: Simplify right side
    112,163,601.60x = 10,732,485,395,657,906
  5. Step 5: Solve for x
    x = 10,732,485,395,657,906/112,163,601.60
  6. Step 6: Final answer
    x = 95,685,991.20

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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.