Home / 20,629,972,885.20-30,944,959,327.80-20,629,972,885.20

Finding the Fourth Proportional to 20,629,972,885.20, 30,944,959,327.80 and 20,629,972,885.20

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Solution

The fourth proportional to 20,629,972,885.20, 30,944,959,327.80 and 20,629,972,885.20 is: 30,944,959,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629,972,885.20 : 30,944,959,327.80 = 20,629,972,885.20 : x
  2. Step 2: Convert to fraction form
    20,629,972,885.20/30,944,959,327.80 = 20,629,972,885.20/x
  3. Step 3: Cross multiply
    20,629,972,885.20x = 30,944,959,327.80 × 20,629,972,885.20
  4. Step 4: Simplify right side
    20,629,972,885.20x = 638,393,671,866,130,890,752
  5. Step 5: Solve for x
    x = 638,393,671,866,130,890,752/20,629,972,885.20
  6. Step 6: Final answer
    x = 30,944,959,327.80

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Double scale
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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.