Home / 198,557,139.20-297,835,708.80-134,059,884.80

Finding the Fourth Proportional to 198,557,139.20, 297,835,708.80 and 134,059,884.80

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Solution

The fourth proportional to 198,557,139.20, 297,835,708.80 and 134,059,884.80 is: 201,089,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,557,139.20 : 297,835,708.80 = 134,059,884.80 : x
  2. Step 2: Convert to fraction form
    198,557,139.20/297,835,708.80 = 134,059,884.80/x
  3. Step 3: Cross multiply
    198,557,139.20x = 297,835,708.80 × 134,059,884.80
  4. Step 4: Simplify right side
    198,557,139.20x = 39,927,820,811,054,344
  5. Step 5: Solve for x
    x = 39,927,820,811,054,344/198,557,139.20
  6. Step 6: Final answer
    x = 201,089,827.20

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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.