Home / 193,141,930.56-266,489,209.44-122,551,802.88

Finding the Fourth Proportional to 193,141,930.56, 266,489,209.44 and 122,551,802.88

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Solution

The fourth proportional to 193,141,930.56, 266,489,209.44 and 122,551,802.88 is: 169,091,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,141,930.56 : 266,489,209.44 = 122,551,802.88 : x
  2. Step 2: Convert to fraction form
    193,141,930.56/266,489,209.44 = 122,551,802.88/x
  3. Step 3: Cross multiply
    193,141,930.56x = 266,489,209.44 × 122,551,802.88
  4. Step 4: Simplify right side
    193,141,930.56x = 32,658,733,064,937,912
  5. Step 5: Solve for x
    x = 32,658,733,064,937,912/193,141,930.56
  6. Step 6: Final answer
    x = 169,091,884.76

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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.