Home / 764,939,248,711.44-1,055,234,887,682.80-456,072,775,790.32

Finding the Fourth Proportional to 764,939,248,711.44, 1,055,234,887,682.80 and 456,072,775,790.32

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Solution

The fourth proportional to 764,939,248,711.44, 1,055,234,887,682.80 and 456,072,775,790.32 is: 629,153,106,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,939,248,711.44 : 1,055,234,887,682.80 = 456,072,775,790.32 : x
  2. Step 2: Convert to fraction form
    764,939,248,711.44/1,055,234,887,682.80 = 456,072,775,790.32/x
  3. Step 3: Cross multiply
    764,939,248,711.44x = 1,055,234,887,682.80 × 456,072,775,790.32
  4. Step 4: Simplify right side
    764,939,248,711.44x = 481,263,904,336,281,186,861,056
  5. Step 5: Solve for x
    x = 481,263,904,336,281,186,861,056/764,939,248,711.44
  6. Step 6: Final answer
    x = 629,153,106,141.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.