Home / 509,814,610,655.30-764,344,916,352.25-308,311,548,224.97

Finding the Fourth Proportional to 509,814,610,655.30, 764,344,916,352.25 and 308,311,548,224.97

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Solution

The fourth proportional to 509,814,610,655.30, 764,344,916,352.25 and 308,311,548,224.97 is: 462,239,330,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,814,610,655.30 : 764,344,916,352.25 = 308,311,548,224.97 : x
  2. Step 2: Convert to fraction form
    509,814,610,655.30/764,344,916,352.25 = 308,311,548,224.97/x
  3. Step 3: Cross multiply
    509,814,610,655.30x = 764,344,916,352.25 × 308,311,548,224.97
  4. Step 4: Simplify right side
    509,814,610,655.30x = 235,656,364,538,447,376,941,056
  5. Step 5: Solve for x
    x = 235,656,364,538,447,376,941,056/509,814,610,655.30
  6. Step 6: Final answer
    x = 462,239,330,951.19

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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.