Home / 193,914,756.30-290,872,134.45-155,651,004.30

Finding the Fourth Proportional to 193,914,756.30, 290,872,134.45 and 155,651,004.30

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Solution

The fourth proportional to 193,914,756.30, 290,872,134.45 and 155,651,004.30 is: 233,476,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,914,756.30 : 290,872,134.45 = 155,651,004.30 : x
  2. Step 2: Convert to fraction form
    193,914,756.30/290,872,134.45 = 155,651,004.30/x
  3. Step 3: Cross multiply
    193,914,756.30x = 290,872,134.45 × 155,651,004.30
  4. Step 4: Simplify right side
    193,914,756.30x = 45,274,539,850,027,128
  5. Step 5: Solve for x
    x = 45,274,539,850,027,128/193,914,756.30
  6. Step 6: Final answer
    x = 233,476,506.45

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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.