Home / 958,663,609.20-1,437,995,413.80-345,168,118.80

Finding the Fourth Proportional to 958,663,609.20, 1,437,995,413.80 and 345,168,118.80

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Solution

The fourth proportional to 958,663,609.20, 1,437,995,413.80 and 345,168,118.80 is: 517,752,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,663,609.20 : 1,437,995,413.80 = 345,168,118.80 : x
  2. Step 2: Convert to fraction form
    958,663,609.20/1,437,995,413.80 = 345,168,118.80/x
  3. Step 3: Cross multiply
    958,663,609.20x = 1,437,995,413.80 × 345,168,118.80
  4. Step 4: Simplify right side
    958,663,609.20x = 496,350,171,824,373,568
  5. Step 5: Solve for x
    x = 496,350,171,824,373,568/958,663,609.20
  6. Step 6: Final answer
    x = 517,752,178.20

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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.