Home / 1,639,666,512,621.50-2,261,650,254,687.20-1,054,456,215,454.40

Finding the Fourth Proportional to 1,639,666,512,621.50, 2,261,650,254,687.20 and 1,054,456,215,454.40

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Solution

The fourth proportional to 1,639,666,512,621.50, 2,261,650,254,687.20 and 1,054,456,215,454.40 is: 1,454,448,907,678.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,666,512,621.50 : 2,261,650,254,687.20 = 1,054,456,215,454.40 : x
  2. Step 2: Convert to fraction form
    1,639,666,512,621.50/2,261,650,254,687.20 = 1,054,456,215,454.40/x
  3. Step 3: Cross multiply
    1,639,666,512,621.50x = 2,261,650,254,687.20 × 1,054,456,215,454.40
  4. Step 4: Simplify right side
    1,639,666,512,621.50x = 2,384,811,168,238,945,169,309,696
  5. Step 5: Solve for x
    x = 2,384,811,168,238,945,169,309,696/1,639,666,512,621.50
  6. Step 6: Final answer
    x = 1,454,448,907,678.25

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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.