Home / 55,921,067,998.80-83,881,601,998.20-51,132,146,859.60

Finding the Fourth Proportional to 55,921,067,998.80, 83,881,601,998.20 and 51,132,146,859.60

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Solution

The fourth proportional to 55,921,067,998.80, 83,881,601,998.20 and 51,132,146,859.60 is: 76,698,220,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921,067,998.80 : 83,881,601,998.20 = 51,132,146,859.60 : x
  2. Step 2: Convert to fraction form
    55,921,067,998.80/83,881,601,998.20 = 51,132,146,859.60/x
  3. Step 3: Cross multiply
    55,921,067,998.80x = 83,881,601,998.20 × 51,132,146,859.60
  4. Step 4: Simplify right side
    55,921,067,998.80x = 4,289,046,392,190,479,106,048
  5. Step 5: Solve for x
    x = 4,289,046,392,190,479,106,048/55,921,067,998.80
  6. Step 6: Final answer
    x = 76,698,220,289.40

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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.