Home / 94,991,617,375.80-142,487,426,063.70-90,638,052,703.80

Finding the Fourth Proportional to 94,991,617,375.80, 142,487,426,063.70 and 90,638,052,703.80

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Solution

The fourth proportional to 94,991,617,375.80, 142,487,426,063.70 and 90,638,052,703.80 is: 135,957,079,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,991,617,375.80 : 142,487,426,063.70 = 90,638,052,703.80 : x
  2. Step 2: Convert to fraction form
    94,991,617,375.80/142,487,426,063.70 = 90,638,052,703.80/x
  3. Step 3: Cross multiply
    94,991,617,375.80x = 142,487,426,063.70 × 90,638,052,703.80
  4. Step 4: Simplify right side
    94,991,617,375.80x = 12,914,782,833,190,448,922,624
  5. Step 5: Solve for x
    x = 12,914,782,833,190,448,922,624/94,991,617,375.80
  6. Step 6: Final answer
    x = 135,957,079,055.70

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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.