Home / 467,786,116.22-645,441,636.69-276,952,375.81

Finding the Fourth Proportional to 467,786,116.22, 645,441,636.69 and 276,952,375.81

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Solution

The fourth proportional to 467,786,116.22, 645,441,636.69 and 276,952,375.81 is: 382,133,176.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,786,116.22 : 645,441,636.69 = 276,952,375.81 : x
  2. Step 2: Convert to fraction form
    467,786,116.22/645,441,636.69 = 276,952,375.81/x
  3. Step 3: Cross multiply
    467,786,116.22x = 645,441,636.69 × 276,952,375.81
  4. Step 4: Simplify right side
    467,786,116.22x = 178,756,594,726,376,768
  5. Step 5: Solve for x
    x = 178,756,594,726,376,768/467,786,116.22
  6. Step 6: Final answer
    x = 382,133,176.95

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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.