Home / 207,203,238.09-285,938,714.84-114,381,753.03

Finding the Fourth Proportional to 207,203,238.09, 285,938,714.84 and 114,381,753.03

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Solution

The fourth proportional to 207,203,238.09, 285,938,714.84 and 114,381,753.03 is: 157,845,851.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,203,238.09 : 285,938,714.84 = 114,381,753.03 : x
  2. Step 2: Convert to fraction form
    207,203,238.09/285,938,714.84 = 114,381,753.03/x
  3. Step 3: Cross multiply
    207,203,238.09x = 285,938,714.84 × 114,381,753.03
  4. Step 4: Simplify right side
    207,203,238.09x = 32,706,171,461,972,564
  5. Step 5: Solve for x
    x = 32,706,171,461,972,564/207,203,238.09
  6. Step 6: Final answer
    x = 157,845,851.08

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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.