Home / 188,986,883.40-260,801,839.80-102,066,755.40

Finding the Fourth Proportional to 188,986,883.40, 260,801,839.80 and 102,066,755.40

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Solution

The fourth proportional to 188,986,883.40, 260,801,839.80 and 102,066,755.40 is: 140,852,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,986,883.40 : 260,801,839.80 = 102,066,755.40 : x
  2. Step 2: Convert to fraction form
    188,986,883.40/260,801,839.80 = 102,066,755.40/x
  3. Step 3: Cross multiply
    188,986,883.40x = 260,801,839.80 × 102,066,755.40
  4. Step 4: Simplify right side
    188,986,883.40x = 26,619,197,590,736,588
  5. Step 5: Solve for x
    x = 26,619,197,590,736,588/188,986,883.40
  6. Step 6: Final answer
    x = 140,852,090.43

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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.