Home / 501,175,761,649.54-751,817,440,708.08-214,363,605,436.04

Finding the Fourth Proportional to 501,175,761,649.54, 751,817,440,708.08 and 214,363,605,436.04

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Solution

The fourth proportional to 501,175,761,649.54, 751,817,440,708.08 and 214,363,605,436.04 is: 321,568,418,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,175,761,649.54 : 751,817,440,708.08 = 214,363,605,436.04 : x
  2. Step 2: Convert to fraction form
    501,175,761,649.54/751,817,440,708.08 = 214,363,605,436.04/x
  3. Step 3: Cross multiply
    501,175,761,649.54x = 751,817,440,708.08 × 214,363,605,436.04
  4. Step 4: Simplify right side
    501,175,761,649.54x = 161,162,297,219,880,243,429,376
  5. Step 5: Solve for x
    x = 161,162,297,219,880,243,429,376/501,175,761,649.54
  6. Step 6: Final answer
    x = 321,568,418,810.68

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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.