Home / 199,320,998.40-298,981,497.60-176,646,182.40

Finding the Fourth Proportional to 199,320,998.40, 298,981,497.60 and 176,646,182.40

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Solution

The fourth proportional to 199,320,998.40, 298,981,497.60 and 176,646,182.40 is: 264,969,273.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,320,998.40 : 298,981,497.60 = 176,646,182.40 : x
  2. Step 2: Convert to fraction form
    199,320,998.40/298,981,497.60 = 176,646,182.40/x
  3. Step 3: Cross multiply
    199,320,998.40x = 298,981,497.60 × 176,646,182.40
  4. Step 4: Simplify right side
    199,320,998.40x = 52,813,940,159,274,768
  5. Step 5: Solve for x
    x = 52,813,940,159,274,768/199,320,998.40
  6. Step 6: Final answer
    x = 264,969,273.60

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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.