Home / 217,250,450.22-323,829,063.60-199,816,561.02

Finding the Fourth Proportional to 217,250,450.22, 323,829,063.60 and 199,816,561.02

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Solution

The fourth proportional to 217,250,450.22, 323,829,063.60 and 199,816,561.02 is: 297,842,466.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,250,450.22 : 323,829,063.60 = 199,816,561.02 : x
  2. Step 2: Convert to fraction form
    217,250,450.22/323,829,063.60 = 199,816,561.02/x
  3. Step 3: Cross multiply
    217,250,450.22x = 323,829,063.60 × 199,816,561.02
  4. Step 4: Simplify right side
    217,250,450.22x = 64,706,409,845,259,712
  5. Step 5: Solve for x
    x = 64,706,409,845,259,712/217,250,450.22
  6. Step 6: Final answer
    x = 297,842,466.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.