Home / 18,366,285,931.20-27,549,428,896.80-14,692,965,739.20

Finding the Fourth Proportional to 18,366,285,931.20, 27,549,428,896.80 and 14,692,965,739.20

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Solution

The fourth proportional to 18,366,285,931.20, 27,549,428,896.80 and 14,692,965,739.20 is: 22,039,448,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,285,931.20 : 27,549,428,896.80 = 14,692,965,739.20 : x
  2. Step 2: Convert to fraction form
    18,366,285,931.20/27,549,428,896.80 = 14,692,965,739.20/x
  3. Step 3: Cross multiply
    18,366,285,931.20x = 27,549,428,896.80 × 14,692,965,739.20
  4. Step 4: Simplify right side
    18,366,285,931.20x = 404,782,814,915,208,871,936
  5. Step 5: Solve for x
    x = 404,782,814,915,208,871,936/18,366,285,931.20
  6. Step 6: Final answer
    x = 22,039,448,608.80

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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.