Home / 165,226,843,116.72-247,890,844,990.47-84,609,626,511.33

Finding the Fourth Proportional to 165,226,843,116.72, 247,890,844,990.47 and 84,609,626,511.33

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Solution

The fourth proportional to 165,226,843,116.72, 247,890,844,990.47 and 84,609,626,511.33 is: 126,940,341,015.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,226,843,116.72 : 247,890,844,990.47 = 84,609,626,511.33 : x
  2. Step 2: Convert to fraction form
    165,226,843,116.72/247,890,844,990.47 = 84,609,626,511.33/x
  3. Step 3: Cross multiply
    165,226,843,116.72x = 247,890,844,990.47 × 84,609,626,511.33
  4. Step 4: Simplify right side
    165,226,843,116.72x = 20,973,951,810,221,664,894,976
  5. Step 5: Solve for x
    x = 20,973,951,810,221,664,894,976/165,226,843,116.72
  6. Step 6: Final answer
    x = 126,940,341,015.93

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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.