Home / 147,982,218,163.37-204,180,459,847.64-83,752,942,448.39

Finding the Fourth Proportional to 147,982,218,163.37, 204,180,459,847.64 and 83,752,942,448.39

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Solution

The fourth proportional to 147,982,218,163.37, 204,180,459,847.64 and 83,752,942,448.39 is: 115,559,251,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,982,218,163.37 : 204,180,459,847.64 = 83,752,942,448.39 : x
  2. Step 2: Convert to fraction form
    147,982,218,163.37/204,180,459,847.64 = 83,752,942,448.39/x
  3. Step 3: Cross multiply
    147,982,218,163.37x = 204,180,459,847.64 × 83,752,942,448.39
  4. Step 4: Simplify right side
    147,982,218,163.37x = 17,100,714,302,705,200,267,264
  5. Step 5: Solve for x
    x = 17,100,714,302,705,200,267,264/147,982,218,163.37
  6. Step 6: Final answer
    x = 115,559,251,070.47

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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.