Home / 218,085,827.60-327,307,200.60-216,385,216.40

Finding the Fourth Proportional to 218,085,827.60, 327,307,200.60 and 216,385,216.40

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Solution

The fourth proportional to 218,085,827.60, 327,307,200.60 and 216,385,216.40 is: 324,754,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,085,827.60 : 327,307,200.60 = 216,385,216.40 : x
  2. Step 2: Convert to fraction form
    218,085,827.60/327,307,200.60 = 216,385,216.40/x
  3. Step 3: Cross multiply
    218,085,827.60x = 327,307,200.60 × 216,385,216.40
  4. Step 4: Simplify right side
    218,085,827.60x = 70,824,439,431,109,216
  5. Step 5: Solve for x
    x = 70,824,439,431,109,216/218,085,827.60
  6. Step 6: Final answer
    x = 324,754,892.19

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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.