Home / 146,677,772,733.40-220,016,659,100.10-99,257,504,879.80

Finding the Fourth Proportional to 146,677,772,733.40, 220,016,659,100.10 and 99,257,504,879.80

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Solution

The fourth proportional to 146,677,772,733.40, 220,016,659,100.10 and 99,257,504,879.80 is: 148,886,257,319.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,677,772,733.40 : 220,016,659,100.10 = 99,257,504,879.80 : x
  2. Step 2: Convert to fraction form
    146,677,772,733.40/220,016,659,100.10 = 99,257,504,879.80/x
  3. Step 3: Cross multiply
    146,677,772,733.40x = 220,016,659,100.10 × 99,257,504,879.80
  4. Step 4: Simplify right side
    146,677,772,733.40x = 21,838,304,614,265,468,747,776
  5. Step 5: Solve for x
    x = 21,838,304,614,265,468,747,776/146,677,772,733.40
  6. Step 6: Final answer
    x = 148,886,257,319.70

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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.