Home / 35,623,229,219.12-49,161,016,333.78-20,958,958,333.92

Finding the Fourth Proportional to 35,623,229,219.12, 49,161,016,333.78 and 20,958,958,333.92

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Solution

The fourth proportional to 35,623,229,219.12, 49,161,016,333.78 and 20,958,958,333.92 is: 28,923,927,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,623,229,219.12 : 49,161,016,333.78 = 20,958,958,333.92 : x
  2. Step 2: Convert to fraction form
    35,623,229,219.12/49,161,016,333.78 = 20,958,958,333.92/x
  3. Step 3: Cross multiply
    35,623,229,219.12x = 49,161,016,333.78 × 20,958,958,333.92
  4. Step 4: Simplify right side
    35,623,229,219.12x = 1,030,363,692,992,961,183,744
  5. Step 5: Solve for x
    x = 1,030,363,692,992,961,183,744/35,623,229,219.12
  6. Step 6: Final answer
    x = 28,923,927,324.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.