Home / 1,645,265,057.22-2,270,470,179.76-892,578,232.70

Finding the Fourth Proportional to 1,645,265,057.22, 2,270,470,179.76 and 892,578,232.70

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Solution

The fourth proportional to 1,645,265,057.22, 2,270,470,179.76 and 892,578,232.70 is: 1,231,760,348.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,265,057.22 : 2,270,470,179.76 = 892,578,232.70 : x
  2. Step 2: Convert to fraction form
    1,645,265,057.22/2,270,470,179.76 = 892,578,232.70/x
  3. Step 3: Cross multiply
    1,645,265,057.22x = 2,270,470,179.76 × 892,578,232.70
  4. Step 4: Simplify right side
    1,645,265,057.22x = 2,026,572,260,448,232,448
  5. Step 5: Solve for x
    x = 2,026,572,260,448,232,448/1,645,265,057.22
  6. Step 6: Final answer
    x = 1,231,760,348.62

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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.