Home / 31,203,770,115.70-46,805,655,173.55-28,816,111,990.90

Finding the Fourth Proportional to 31,203,770,115.70, 46,805,655,173.55 and 28,816,111,990.90

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Solution

The fourth proportional to 31,203,770,115.70, 46,805,655,173.55 and 28,816,111,990.90 is: 43,224,167,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203,770,115.70 : 46,805,655,173.55 = 28,816,111,990.90 : x
  2. Step 2: Convert to fraction form
    31,203,770,115.70/46,805,655,173.55 = 28,816,111,990.90/x
  3. Step 3: Cross multiply
    31,203,770,115.70x = 46,805,655,173.55 × 28,816,111,990.90
  4. Step 4: Simplify right side
    31,203,770,115.70x = 1,348,757,001,288,464,990,208
  5. Step 5: Solve for x
    x = 1,348,757,001,288,464,990,208/31,203,770,115.70
  6. Step 6: Final answer
    x = 43,224,167,986.35

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1.5x scale

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.