Home / 177,314,907.60-265,972,361.40-100,787,403.60

Finding the Fourth Proportional to 177,314,907.60, 265,972,361.40 and 100,787,403.60

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Solution

The fourth proportional to 177,314,907.60, 265,972,361.40 and 100,787,403.60 is: 151,181,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,314,907.60 : 265,972,361.40 = 100,787,403.60 : x
  2. Step 2: Convert to fraction form
    177,314,907.60/265,972,361.40 = 100,787,403.60/x
  3. Step 3: Cross multiply
    177,314,907.60x = 265,972,361.40 × 100,787,403.60
  4. Step 4: Simplify right side
    177,314,907.60x = 26,806,663,734,866,860
  5. Step 5: Solve for x
    x = 26,806,663,734,866,860/177,314,907.60
  6. Step 6: Final answer
    x = 151,181,105.40

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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.