Home / 245,053,679.60-367,132,621.80-199,368,124.40

Finding the Fourth Proportional to 245,053,679.60, 367,132,621.80 and 199,368,124.40

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Solution

The fourth proportional to 245,053,679.60, 367,132,621.80 and 199,368,124.40 is: 298,687,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,053,679.60 : 367,132,621.80 = 199,368,124.40 : x
  2. Step 2: Convert to fraction form
    245,053,679.60/367,132,621.80 = 199,368,124.40/x
  3. Step 3: Cross multiply
    245,053,679.60x = 367,132,621.80 × 199,368,124.40
  4. Step 4: Simplify right side
    245,053,679.60x = 73,194,542,214,320,560
  5. Step 5: Solve for x
    x = 73,194,542,214,320,560/245,053,679.60
  6. Step 6: Final answer
    x = 298,687,790.91

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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.