Home / 31,785,458,297,546-47,678,187,392,840-7,637,732,928,418.80

Finding the Fourth Proportional to 31,785,458,297,546, 47,678,187,392,840 and 7,637,732,928,418.80

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Solution

The fourth proportional to 31,785,458,297,546, 47,678,187,392,840 and 7,637,732,928,418.80 is: 11,456,599,379,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,785,458,297,546 : 47,678,187,392,840 = 7,637,732,928,418.80 : x
  2. Step 2: Convert to fraction form
    31,785,458,297,546/47,678,187,392,840 = 7,637,732,928,418.80/x
  3. Step 3: Cross multiply
    31,785,458,297,546x = 47,678,187,392,840 × 7,637,732,928,418.80
  4. Step 4: Simplify right side
    31,785,458,297,546x = 364,153,261,817,616,171,039,457,280
  5. Step 5: Solve for x
    x = 364,153,261,817,616,171,039,457,280/31,785,458,297,546
  6. Step 6: Final answer
    x = 11,456,599,379,777.72

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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.