Home / 218,536,009.60-327,804,014.40-109,696,892.80

Finding the Fourth Proportional to 218,536,009.60, 327,804,014.40 and 109,696,892.80

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Solution

The fourth proportional to 218,536,009.60, 327,804,014.40 and 109,696,892.80 is: 164,545,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,536,009.60 : 327,804,014.40 = 109,696,892.80 : x
  2. Step 2: Convert to fraction form
    218,536,009.60/327,804,014.40 = 109,696,892.80/x
  3. Step 3: Cross multiply
    218,536,009.60x = 327,804,014.40 × 109,696,892.80
  4. Step 4: Simplify right side
    218,536,009.60x = 35,959,081,827,046,452
  5. Step 5: Solve for x
    x = 35,959,081,827,046,452/218,536,009.60
  6. Step 6: Final answer
    x = 164,545,339.20

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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.