Home / 72,669,700,246.80-109,004,550,370.20-71,037,113,494.80

Finding the Fourth Proportional to 72,669,700,246.80, 109,004,550,370.20 and 71,037,113,494.80

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Solution

The fourth proportional to 72,669,700,246.80, 109,004,550,370.20 and 71,037,113,494.80 is: 106,555,670,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,669,700,246.80 : 109,004,550,370.20 = 71,037,113,494.80 : x
  2. Step 2: Convert to fraction form
    72,669,700,246.80/109,004,550,370.20 = 71,037,113,494.80/x
  3. Step 3: Cross multiply
    72,669,700,246.80x = 109,004,550,370.20 × 71,037,113,494.80
  4. Step 4: Simplify right side
    72,669,700,246.80x = 7,743,368,616,097,540,472,832
  5. Step 5: Solve for x
    x = 7,743,368,616,097,540,472,832/72,669,700,246.80
  6. Step 6: Final answer
    x = 106,555,670,242.20

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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.