Home / 254,231,131.55-380,605,886.10-188,941,362.68

Finding the Fourth Proportional to 254,231,131.55, 380,605,886.10 and 188,941,362.68

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Solution

The fourth proportional to 254,231,131.55, 380,605,886.10 and 188,941,362.68 is: 282,861,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,231,131.55 : 380,605,886.10 = 188,941,362.68 : x
  2. Step 2: Convert to fraction form
    254,231,131.55/380,605,886.10 = 188,941,362.68/x
  3. Step 3: Cross multiply
    254,231,131.55x = 380,605,886.10 × 188,941,362.68
  4. Step 4: Simplify right side
    254,231,131.55x = 71,912,194,764,714,392
  5. Step 5: Solve for x
    x = 71,912,194,764,714,392/254,231,131.55
  6. Step 6: Final answer
    x = 282,861,482.49

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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.