Home / 197,886,278,010.40-296,829,417,015.60-103,522,763,744.80

Finding the Fourth Proportional to 197,886,278,010.40, 296,829,417,015.60 and 103,522,763,744.80

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Solution

The fourth proportional to 197,886,278,010.40, 296,829,417,015.60 and 103,522,763,744.80 is: 155,284,145,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,886,278,010.40 : 296,829,417,015.60 = 103,522,763,744.80 : x
  2. Step 2: Convert to fraction form
    197,886,278,010.40/296,829,417,015.60 = 103,522,763,744.80/x
  3. Step 3: Cross multiply
    197,886,278,010.40x = 296,829,417,015.60 × 103,522,763,744.80
  4. Step 4: Simplify right side
    197,886,278,010.40x = 30,728,601,610,212,673,060,864
  5. Step 5: Solve for x
    x = 30,728,601,610,212,673,060,864/197,886,278,010.40
  6. Step 6: Final answer
    x = 155,284,145,617.20

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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.