Home / 351,575,130.88-485,129,086.56-192,763,461.12

Finding the Fourth Proportional to 351,575,130.88, 485,129,086.56 and 192,763,461.12

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Solution

The fourth proportional to 351,575,130.88, 485,129,086.56 and 192,763,461.12 is: 265,989,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,575,130.88 : 485,129,086.56 = 192,763,461.12 : x
  2. Step 2: Convert to fraction form
    351,575,130.88/485,129,086.56 = 192,763,461.12/x
  3. Step 3: Cross multiply
    351,575,130.88x = 485,129,086.56 × 192,763,461.12
  4. Step 4: Simplify right side
    351,575,130.88x = 93,515,161,815,289,680
  5. Step 5: Solve for x
    x = 93,515,161,815,289,680/351,575,130.88
  6. Step 6: Final answer
    x = 265,989,126.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.