Home / 199,709,116.32-275,598,955.20-111,603,114.48

Finding the Fourth Proportional to 199,709,116.32, 275,598,955.20 and 111,603,114.48

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Solution

The fourth proportional to 199,709,116.32, 275,598,955.20 and 111,603,114.48 is: 154,012,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,709,116.32 : 275,598,955.20 = 111,603,114.48 : x
  2. Step 2: Convert to fraction form
    199,709,116.32/275,598,955.20 = 111,603,114.48/x
  3. Step 3: Cross multiply
    199,709,116.32x = 275,598,955.20 × 111,603,114.48
  4. Step 4: Simplify right side
    199,709,116.32x = 30,757,701,747,753,992
  5. Step 5: Solve for x
    x = 30,757,701,747,753,992/199,709,116.32
  6. Step 6: Final answer
    x = 154,012,507.36

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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.