Home / 101,564,561.27-140,202,003.99-68,569,505.51

Finding the Fourth Proportional to 101,564,561.27, 140,202,003.99 and 68,569,505.51

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Solution

The fourth proportional to 101,564,561.27, 140,202,003.99 and 68,569,505.51 is: 94,654,887.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,564,561.27 : 140,202,003.99 = 68,569,505.51 : x
  2. Step 2: Convert to fraction form
    101,564,561.27/140,202,003.99 = 68,569,505.51/x
  3. Step 3: Cross multiply
    101,564,561.27x = 140,202,003.99 × 68,569,505.51
  4. Step 4: Simplify right side
    101,564,561.27x = 9,613,582,084,275,424
  5. Step 5: Solve for x
    x = 9,613,582,084,275,424/101,564,561.27
  6. Step 6: Final answer
    x = 94,654,887.14

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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.