Home / 662,424,132.53-914,145,446.82-361,009,515.45

Finding the Fourth Proportional to 662,424,132.53, 914,145,446.82 and 361,009,515.45

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Solution

The fourth proportional to 662,424,132.53, 914,145,446.82 and 361,009,515.45 is: 498,193,209.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,424,132.53 : 914,145,446.82 = 361,009,515.45 : x
  2. Step 2: Convert to fraction form
    662,424,132.53/914,145,446.82 = 361,009,515.45/x
  3. Step 3: Cross multiply
    662,424,132.53x = 914,145,446.82 × 361,009,515.45
  4. Step 4: Simplify right side
    662,424,132.53x = 330,015,204,807,311,936
  5. Step 5: Solve for x
    x = 330,015,204,807,311,936/662,424,132.53
  6. Step 6: Final answer
    x = 498,193,209.76

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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.