Home / 72,641,344,014.80-108,962,016,022.20-33,382,734,462.80

Finding the Fourth Proportional to 72,641,344,014.80, 108,962,016,022.20 and 33,382,734,462.80

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Solution

The fourth proportional to 72,641,344,014.80, 108,962,016,022.20 and 33,382,734,462.80 is: 50,074,101,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,641,344,014.80 : 108,962,016,022.20 = 33,382,734,462.80 : x
  2. Step 2: Convert to fraction form
    72,641,344,014.80/108,962,016,022.20 = 33,382,734,462.80/x
  3. Step 3: Cross multiply
    72,641,344,014.80x = 108,962,016,022.20 × 33,382,734,462.80
  4. Step 4: Simplify right side
    72,641,344,014.80x = 3,637,450,047,400,461,729,792
  5. Step 5: Solve for x
    x = 3,637,450,047,400,461,729,792/72,641,344,014.80
  6. Step 6: Final answer
    x = 50,074,101,694.20

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Double scale
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Similar ratio
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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.