Home / 123,115,151.06-169,899,073.81-67,365,809.18

Finding the Fourth Proportional to 123,115,151.06, 169,899,073.81 and 67,365,809.18

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Solution

The fourth proportional to 123,115,151.06, 169,899,073.81 and 67,365,809.18 is: 92,964,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,115,151.06 : 169,899,073.81 = 67,365,809.18 : x
  2. Step 2: Convert to fraction form
    123,115,151.06/169,899,073.81 = 67,365,809.18/x
  3. Step 3: Cross multiply
    123,115,151.06x = 169,899,073.81 × 67,365,809.18
  4. Step 4: Simplify right side
    123,115,151.06x = 11,445,388,586,143,196
  5. Step 5: Solve for x
    x = 11,445,388,586,143,196/123,115,151.06
  6. Step 6: Final answer
    x = 92,964,907.14

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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.