Home / 101,093,996,004.82-139,514,099,871.33-55,983,722,816.87

Finding the Fourth Proportional to 101,093,996,004.82, 139,514,099,871.33 and 55,983,722,816.87

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Solution

The fourth proportional to 101,093,996,004.82, 139,514,099,871.33 and 55,983,722,816.87 is: 77,259,966,020.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,093,996,004.82 : 139,514,099,871.33 = 55,983,722,816.87 : x
  2. Step 2: Convert to fraction form
    101,093,996,004.82/139,514,099,871.33 = 55,983,722,816.87/x
  3. Step 3: Cross multiply
    101,093,996,004.82x = 139,514,099,871.33 × 55,983,722,816.87
  4. Step 4: Simplify right side
    101,093,996,004.82x = 7,810,518,696,240,958,406,656
  5. Step 5: Solve for x
    x = 7,810,518,696,240,958,406,656/101,093,996,004.82
  6. Step 6: Final answer
    x = 77,259,966,020.82

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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.