Home / 202,187,944,233.04-279,028,133,810.89-111,967,397,857.17

Finding the Fourth Proportional to 202,187,944,233.04, 279,028,133,810.89 and 111,967,397,857.17

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Solution

The fourth proportional to 202,187,944,233.04, 279,028,133,810.89 and 111,967,397,857.17 is: 154,519,866,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,187,944,233.04 : 279,028,133,810.89 = 111,967,397,857.17 : x
  2. Step 2: Convert to fraction form
    202,187,944,233.04/279,028,133,810.89 = 111,967,397,857.17/x
  3. Step 3: Cross multiply
    202,187,944,233.04x = 279,028,133,810.89 × 111,967,397,857.17
  4. Step 4: Simplify right side
    202,187,944,233.04x = 31,242,054,071,747,591,798,784
  5. Step 5: Solve for x
    x = 31,242,054,071,747,591,798,784/202,187,944,233.04
  6. Step 6: Final answer
    x = 154,519,866,109.02

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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.