Home / 198,326,095.60-297,489,143.40-137,104,092.40

Finding the Fourth Proportional to 198,326,095.60, 297,489,143.40 and 137,104,092.40

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Solution

The fourth proportional to 198,326,095.60, 297,489,143.40 and 137,104,092.40 is: 205,656,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,326,095.60 : 297,489,143.40 = 137,104,092.40 : x
  2. Step 2: Convert to fraction form
    198,326,095.60/297,489,143.40 = 137,104,092.40/x
  3. Step 3: Cross multiply
    198,326,095.60x = 297,489,143.40 × 137,104,092.40
  4. Step 4: Simplify right side
    198,326,095.60x = 40,786,979,004,710,448
  5. Step 5: Solve for x
    x = 40,786,979,004,710,448/198,326,095.60
  6. Step 6: Final answer
    x = 205,656,138.60

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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.