Home / 793,019,331.25-1,189,397,060.21-240,190,322.13

Finding the Fourth Proportional to 793,019,331.25, 1,189,397,060.21 and 240,190,322.13

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Solution

The fourth proportional to 793,019,331.25, 1,189,397,060.21 and 240,190,322.13 is: 360,245,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,019,331.25 : 1,189,397,060.21 = 240,190,322.13 : x
  2. Step 2: Convert to fraction form
    793,019,331.25/1,189,397,060.21 = 240,190,322.13/x
  3. Step 3: Cross multiply
    793,019,331.25x = 1,189,397,060.21 × 240,190,322.13
  4. Step 4: Simplify right side
    793,019,331.25x = 285,681,663,032,915,392
  5. Step 5: Solve for x
    x = 285,681,663,032,915,392/793,019,331.25
  6. Step 6: Final answer
    x = 360,245,522.12

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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.