Home / 199,144,429.80-298,716,644.70-47,854,573.80

Finding the Fourth Proportional to 199,144,429.80, 298,716,644.70 and 47,854,573.80

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Solution

The fourth proportional to 199,144,429.80, 298,716,644.70 and 47,854,573.80 is: 71,781,860.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,144,429.80 : 298,716,644.70 = 47,854,573.80 : x
  2. Step 2: Convert to fraction form
    199,144,429.80/298,716,644.70 = 47,854,573.80/x
  3. Step 3: Cross multiply
    199,144,429.80x = 298,716,644.70 × 47,854,573.80
  4. Step 4: Simplify right side
    199,144,429.80x = 14,294,957,719,084,528
  5. Step 5: Solve for x
    x = 14,294,957,719,084,528/199,144,429.80
  6. Step 6: Final answer
    x = 71,781,860.70

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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.