Home / 186,271,820.76-279,469,917.17-82,626,727.92

Finding the Fourth Proportional to 186,271,820.76, 279,469,917.17 and 82,626,727.92

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Solution

The fourth proportional to 186,271,820.76, 279,469,917.17 and 82,626,727.92 is: 123,967,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,271,820.76 : 279,469,917.17 = 82,626,727.92 : x
  2. Step 2: Convert to fraction form
    186,271,820.76/279,469,917.17 = 82,626,727.92/x
  3. Step 3: Cross multiply
    186,271,820.76x = 279,469,917.17 × 82,626,727.92
  4. Step 4: Simplify right side
    186,271,820.76x = 23,091,684,807,830,528
  5. Step 5: Solve for x
    x = 23,091,684,807,830,528/186,271,820.76
  6. Step 6: Final answer
    x = 123,967,676.45

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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.