Home / 198,806,284.18-274,350,056.49-109,496,513.62

Finding the Fourth Proportional to 198,806,284.18, 274,350,056.49 and 109,496,513.62

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Solution

The fourth proportional to 198,806,284.18, 274,350,056.49 and 109,496,513.62 is: 151,103,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,806,284.18 : 274,350,056.49 = 109,496,513.62 : x
  2. Step 2: Convert to fraction form
    198,806,284.18/274,350,056.49 = 109,496,513.62/x
  3. Step 3: Cross multiply
    198,806,284.18x = 274,350,056.49 × 109,496,513.62
  4. Step 4: Simplify right side
    198,806,284.18x = 30,040,374,697,105,056
  5. Step 5: Solve for x
    x = 30,040,374,697,105,056/198,806,284.18
  6. Step 6: Final answer
    x = 151,103,748.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.