Home / 161,651,261.70-242,476,892.55-46,639,556.10

Finding the Fourth Proportional to 161,651,261.70, 242,476,892.55 and 46,639,556.10

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Solution

The fourth proportional to 161,651,261.70, 242,476,892.55 and 46,639,556.10 is: 69,959,334.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,651,261.70 : 242,476,892.55 = 46,639,556.10 : x
  2. Step 2: Convert to fraction form
    161,651,261.70/242,476,892.55 = 46,639,556.10/x
  3. Step 3: Cross multiply
    161,651,261.70x = 242,476,892.55 × 46,639,556.10
  4. Step 4: Simplify right side
    161,651,261.70x = 11,309,014,633,039,398
  5. Step 5: Solve for x
    x = 11,309,014,633,039,398/161,651,261.70
  6. Step 6: Final answer
    x = 69,959,334.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.