Home / 366,956,552.40-506,400,125.78-201,944,121.92

Finding the Fourth Proportional to 366,956,552.40, 506,400,125.78 and 201,944,121.92

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Solution

The fourth proportional to 366,956,552.40, 506,400,125.78 and 201,944,121.92 is: 278,682,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,956,552.40 : 506,400,125.78 = 201,944,121.92 : x
  2. Step 2: Convert to fraction form
    366,956,552.40/506,400,125.78 = 201,944,121.92/x
  3. Step 3: Cross multiply
    366,956,552.40x = 506,400,125.78 × 201,944,121.92
  4. Step 4: Simplify right side
    366,956,552.40x = 102,264,528,740,819,648
  5. Step 5: Solve for x
    x = 102,264,528,740,819,648/366,956,552.40
  6. Step 6: Final answer
    x = 278,682,934.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.