Home / 352,622,133.16-486,589,619.05-207,593,150.58

Finding the Fourth Proportional to 352,622,133.16, 486,589,619.05 and 207,593,150.58

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Solution

The fourth proportional to 352,622,133.16, 486,589,619.05 and 207,593,150.58 is: 286,461,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,622,133.16 : 486,589,619.05 = 207,593,150.58 : x
  2. Step 2: Convert to fraction form
    352,622,133.16/486,589,619.05 = 207,593,150.58/x
  3. Step 3: Cross multiply
    352,622,133.16x = 486,589,619.05 × 207,593,150.58
  4. Step 4: Simplify right side
    352,622,133.16x = 101,012,672,056,220,320
  5. Step 5: Solve for x
    x = 101,012,672,056,220,320/352,622,133.16
  6. Step 6: Final answer
    x = 286,461,519.45

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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.