Home / 896,195,643,833.70-1,236,753,714,663.80-484,664,122,516.47

Finding the Fourth Proportional to 896,195,643,833.70, 1,236,753,714,663.80 and 484,664,122,516.47

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Solution

The fourth proportional to 896,195,643,833.70, 1,236,753,714,663.80 and 484,664,122,516.47 is: 668,838,504,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,195,643,833.70 : 1,236,753,714,663.80 = 484,664,122,516.47 : x
  2. Step 2: Convert to fraction form
    896,195,643,833.70/1,236,753,714,663.80 = 484,664,122,516.47/x
  3. Step 3: Cross multiply
    896,195,643,833.70x = 1,236,753,714,663.80 × 484,664,122,516.47
  4. Step 4: Simplify right side
    896,195,643,833.70x = 599,410,153,886,515,321,634,816
  5. Step 5: Solve for x
    x = 599,410,153,886,515,321,634,816/896,195,643,833.70
  6. Step 6: Final answer
    x = 668,838,504,193.56

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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.