Home / 186,940,582.68-280,160,218.44-145,491,506.28

Finding the Fourth Proportional to 186,940,582.68, 280,160,218.44 and 145,491,506.28

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Solution

The fourth proportional to 186,940,582.68, 280,160,218.44 and 145,491,506.28 is: 218,042,180.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,940,582.68 : 280,160,218.44 = 145,491,506.28 : x
  2. Step 2: Convert to fraction form
    186,940,582.68/280,160,218.44 = 145,491,506.28/x
  3. Step 3: Cross multiply
    186,940,582.68x = 280,160,218.44 × 145,491,506.28
  4. Step 4: Simplify right side
    186,940,582.68x = 40,760,932,180,569,432
  5. Step 5: Solve for x
    x = 40,760,932,180,569,432/186,940,582.68
  6. Step 6: Final answer
    x = 218,042,180.01

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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.