Home / 94,991,617,376.80-142,487,426,065.20-90,638,052,704.80

Finding the Fourth Proportional to 94,991,617,376.80, 142,487,426,065.20 and 90,638,052,704.80

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Solution

The fourth proportional to 94,991,617,376.80, 142,487,426,065.20 and 90,638,052,704.80 is: 135,957,079,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,991,617,376.80 : 142,487,426,065.20 = 90,638,052,704.80 : x
  2. Step 2: Convert to fraction form
    94,991,617,376.80/142,487,426,065.20 = 90,638,052,704.80/x
  3. Step 3: Cross multiply
    94,991,617,376.80x = 142,487,426,065.20 × 90,638,052,704.80
  4. Step 4: Simplify right side
    94,991,617,376.80x = 12,914,782,833,468,891,987,968
  5. Step 5: Solve for x
    x = 12,914,782,833,468,891,987,968/94,991,617,376.80
  6. Step 6: Final answer
    x = 135,957,079,057.20

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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.