Home / 132,858,806.40-199,325,534.40-64,703,721.60

Finding the Fourth Proportional to 132,858,806.40, 199,325,534.40 and 64,703,721.60

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Solution

The fourth proportional to 132,858,806.40, 199,325,534.40 and 64,703,721.60 is: 97,073,759.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,858,806.40 : 199,325,534.40 = 64,703,721.60 : x
  2. Step 2: Convert to fraction form
    132,858,806.40/199,325,534.40 = 64,703,721.60/x
  3. Step 3: Cross multiply
    132,858,806.40x = 199,325,534.40 × 64,703,721.60
  4. Step 4: Simplify right side
    132,858,806.40x = 12,897,103,885,588,824
  5. Step 5: Solve for x
    x = 12,897,103,885,588,824/132,858,806.40
  6. Step 6: Final answer
    x = 97,073,759.99

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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.