Home / 215,410,844,891.80-323,116,267,337.70-130,557,148,456.60

Finding the Fourth Proportional to 215,410,844,891.80, 323,116,267,337.70 and 130,557,148,456.60

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Solution

The fourth proportional to 215,410,844,891.80, 323,116,267,337.70 and 130,557,148,456.60 is: 195,835,722,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,410,844,891.80 : 323,116,267,337.70 = 130,557,148,456.60 : x
  2. Step 2: Convert to fraction form
    215,410,844,891.80/323,116,267,337.70 = 130,557,148,456.60/x
  3. Step 3: Cross multiply
    215,410,844,891.80x = 323,116,267,337.70 × 130,557,148,456.60
  4. Step 4: Simplify right side
    215,410,844,891.80x = 42,185,138,483,550,553,636,864
  5. Step 5: Solve for x
    x = 42,185,138,483,550,553,636,864/215,410,844,891.80
  6. Step 6: Final answer
    x = 195,835,722,684.90

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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.