Home / 101,970,282.56-140,719,010.13-55,560,536.33

Finding the Fourth Proportional to 101,970,282.56, 140,719,010.13 and 55,560,536.33

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Solution

The fourth proportional to 101,970,282.56, 140,719,010.13 and 55,560,536.33 is: 76,673,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,282.56 : 140,719,010.13 = 55,560,536.33 : x
  2. Step 2: Convert to fraction form
    101,970,282.56/140,719,010.13 = 55,560,536.33/x
  3. Step 3: Cross multiply
    101,970,282.56x = 140,719,010.13 × 55,560,536.33
  4. Step 4: Simplify right side
    101,970,282.56x = 7,818,423,673,945,908
  5. Step 5: Solve for x
    x = 7,818,423,673,945,908/101,970,282.56
  6. Step 6: Final answer
    x = 76,673,551.14

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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.