Home / 764,930,080.86-1,145,019,995.54-414,305,303.10

Finding the Fourth Proportional to 764,930,080.86, 1,145,019,995.54 and 414,305,303.10

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Solution

The fourth proportional to 764,930,080.86, 1,145,019,995.54 and 414,305,303.10 is: 620,171,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,930,080.86 : 1,145,019,995.54 = 414,305,303.10 : x
  2. Step 2: Convert to fraction form
    764,930,080.86/1,145,019,995.54 = 414,305,303.10/x
  3. Step 3: Cross multiply
    764,930,080.86x = 1,145,019,995.54 × 414,305,303.10
  4. Step 4: Simplify right side
    764,930,080.86x = 474,387,856,307,760,384
  5. Step 5: Solve for x
    x = 474,387,856,307,760,384/764,930,080.86
  6. Step 6: Final answer
    x = 620,171,527.02

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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.