Home / 717,410,704,924.57-990,026,856,738-392,250,217,003.95

Finding the Fourth Proportional to 717,410,704,924.57, 990,026,856,738 and 392,250,217,003.95

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Solution

The fourth proportional to 717,410,704,924.57, 990,026,856,738 and 392,250,217,003.95 is: 541,305,345,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,410,704,924.57 : 990,026,856,738 = 392,250,217,003.95 : x
  2. Step 2: Convert to fraction form
    717,410,704,924.57/990,026,856,738 = 392,250,217,003.95/x
  3. Step 3: Cross multiply
    717,410,704,924.57x = 990,026,856,738 × 392,250,217,003.95
  4. Step 4: Simplify right side
    717,410,704,924.57x = 388,338,249,395,219,038,470,144
  5. Step 5: Solve for x
    x = 388,338,249,395,219,038,470,144/717,410,704,924.57
  6. Step 6: Final answer
    x = 541,305,345,361.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.