Home / 165,888,843.60-248,833,265.40-131,624,677.20

Finding the Fourth Proportional to 165,888,843.60, 248,833,265.40 and 131,624,677.20

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Solution

The fourth proportional to 165,888,843.60, 248,833,265.40 and 131,624,677.20 is: 197,437,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,843.60 : 248,833,265.40 = 131,624,677.20 : x
  2. Step 2: Convert to fraction form
    165,888,843.60/248,833,265.40 = 131,624,677.20/x
  3. Step 3: Cross multiply
    165,888,843.60x = 248,833,265.40 × 131,624,677.20
  4. Step 4: Simplify right side
    165,888,843.60x = 32,752,598,234,896,932
  5. Step 5: Solve for x
    x = 32,752,598,234,896,932/165,888,843.60
  6. Step 6: Final answer
    x = 197,437,015.80

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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.