Home / 218,535,998.60-327,803,997.90-109,696,881.80

Finding the Fourth Proportional to 218,535,998.60, 327,803,997.90 and 109,696,881.80

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Solution

The fourth proportional to 218,535,998.60, 327,803,997.90 and 109,696,881.80 is: 164,545,322.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,535,998.60 : 327,803,997.90 = 109,696,881.80 : x
  2. Step 2: Convert to fraction form
    218,535,998.60/327,803,997.90 = 109,696,881.80/x
  3. Step 3: Cross multiply
    218,535,998.60x = 327,803,997.90 × 109,696,881.80
  4. Step 4: Simplify right side
    218,535,998.60x = 35,959,076,411,203,744
  5. Step 5: Solve for x
    x = 35,959,076,411,203,744/218,535,998.60
  6. Step 6: Final answer
    x = 164,545,322.70

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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.