Home / 113,443,669.80-170,165,504.70-74,701,620.90

Finding the Fourth Proportional to 113,443,669.80, 170,165,504.70 and 74,701,620.90

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Solution

The fourth proportional to 113,443,669.80, 170,165,504.70 and 74,701,620.90 is: 112,052,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,443,669.80 : 170,165,504.70 = 74,701,620.90 : x
  2. Step 2: Convert to fraction form
    113,443,669.80/170,165,504.70 = 74,701,620.90/x
  3. Step 3: Cross multiply
    113,443,669.80x = 170,165,504.70 × 74,701,620.90
  4. Step 4: Simplify right side
    113,443,669.80x = 12,711,639,022,356,568
  5. Step 5: Solve for x
    x = 12,711,639,022,356,568/113,443,669.80
  6. Step 6: Final answer
    x = 112,052,431.35

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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.