Home / 104,816,157.80-157,224,236.70-66,646,884.20

Finding the Fourth Proportional to 104,816,157.80, 157,224,236.70 and 66,646,884.20

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Solution

The fourth proportional to 104,816,157.80, 157,224,236.70 and 66,646,884.20 is: 99,970,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,816,157.80 : 157,224,236.70 = 66,646,884.20 : x
  2. Step 2: Convert to fraction form
    104,816,157.80/157,224,236.70 = 66,646,884.20/x
  3. Step 3: Cross multiply
    104,816,157.80x = 157,224,236.70 × 66,646,884.20
  4. Step 4: Simplify right side
    104,816,157.80x = 10,478,505,496,778,290
  5. Step 5: Solve for x
    x = 10,478,505,496,778,290/104,816,157.80
  6. Step 6: Final answer
    x = 99,970,326.30

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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.