Home / 147,084,297.66-202,973,854.59-81,010,949.04

Finding the Fourth Proportional to 147,084,297.66, 202,973,854.59 and 81,010,949.04

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Solution

The fourth proportional to 147,084,297.66, 202,973,854.59 and 81,010,949.04 is: 111,793,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,084,297.66 : 202,973,854.59 = 81,010,949.04 : x
  2. Step 2: Convert to fraction form
    147,084,297.66/202,973,854.59 = 81,010,949.04/x
  3. Step 3: Cross multiply
    147,084,297.66x = 202,973,854.59 × 81,010,949.04
  4. Step 4: Simplify right side
    147,084,297.66x = 16,443,104,590,642,862
  5. Step 5: Solve for x
    x = 16,443,104,590,642,862/147,084,297.66
  6. Step 6: Final answer
    x = 111,793,745.85

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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.