Home / 107,705,378,683.80-161,558,068,025.70-72,441,504,840.60

Finding the Fourth Proportional to 107,705,378,683.80, 161,558,068,025.70 and 72,441,504,840.60

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Solution

The fourth proportional to 107,705,378,683.80, 161,558,068,025.70 and 72,441,504,840.60 is: 108,662,257,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,705,378,683.80 : 161,558,068,025.70 = 72,441,504,840.60 : x
  2. Step 2: Convert to fraction form
    107,705,378,683.80/161,558,068,025.70 = 72,441,504,840.60/x
  3. Step 3: Cross multiply
    107,705,378,683.80x = 161,558,068,025.70 × 72,441,504,840.60
  4. Step 4: Simplify right side
    107,705,378,683.80x = 11,703,509,566,921,732,259,840
  5. Step 5: Solve for x
    x = 11,703,509,566,921,732,259,840/107,705,378,683.80
  6. Step 6: Final answer
    x = 108,662,257,260.90

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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.