Home / 161,659,359.60-242,489,039.40-149,188,210.80

Finding the Fourth Proportional to 161,659,359.60, 242,489,039.40 and 149,188,210.80

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Solution

The fourth proportional to 161,659,359.60, 242,489,039.40 and 149,188,210.80 is: 223,782,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,659,359.60 : 242,489,039.40 = 149,188,210.80 : x
  2. Step 2: Convert to fraction form
    161,659,359.60/242,489,039.40 = 149,188,210.80/x
  3. Step 3: Cross multiply
    161,659,359.60x = 242,489,039.40 × 149,188,210.80
  4. Step 4: Simplify right side
    161,659,359.60x = 36,176,505,926,696,712
  5. Step 5: Solve for x
    x = 36,176,505,926,696,712/161,659,359.60
  6. Step 6: Final answer
    x = 223,782,316.20

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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.