Home / 53,899,776,003.20-80,849,664,004.80-18,991,632,387.20

Finding the Fourth Proportional to 53,899,776,003.20, 80,849,664,004.80 and 18,991,632,387.20

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Solution

The fourth proportional to 53,899,776,003.20, 80,849,664,004.80 and 18,991,632,387.20 is: 28,487,448,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,899,776,003.20 : 80,849,664,004.80 = 18,991,632,387.20 : x
  2. Step 2: Convert to fraction form
    53,899,776,003.20/80,849,664,004.80 = 18,991,632,387.20/x
  3. Step 3: Cross multiply
    53,899,776,003.20x = 80,849,664,004.80 × 18,991,632,387.20
  4. Step 4: Simplify right side
    53,899,776,003.20x = 1,535,467,097,407,797,854,208
  5. Step 5: Solve for x
    x = 1,535,467,097,407,797,854,208/53,899,776,003.20
  6. Step 6: Final answer
    x = 28,487,448,580.80

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Double scale
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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.