Home / 417,527,962,653.78-626,035,631,976.54-162,259,288,221.33

Finding the Fourth Proportional to 417,527,962,653.78, 626,035,631,976.54 and 162,259,288,221.33

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Solution

The fourth proportional to 417,527,962,653.78, 626,035,631,976.54 and 162,259,288,221.33 is: 243,289,324,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,527,962,653.78 : 626,035,631,976.54 = 162,259,288,221.33 : x
  2. Step 2: Convert to fraction form
    417,527,962,653.78/626,035,631,976.54 = 162,259,288,221.33/x
  3. Step 3: Cross multiply
    417,527,962,653.78x = 626,035,631,976.54 × 162,259,288,221.33
  4. Step 4: Simplify right side
    417,527,962,653.78x = 101,580,096,045,703,885,750,272
  5. Step 5: Solve for x
    x = 101,580,096,045,703,885,750,272/417,527,962,653.78
  6. Step 6: Final answer
    x = 243,289,324,624.07

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Double scale
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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.