Home / 509,814,610,662.10-764,344,916,362.35-308,311,548,231.71

Finding the Fourth Proportional to 509,814,610,662.10, 764,344,916,362.35 and 308,311,548,231.71

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Solution

The fourth proportional to 509,814,610,662.10, 764,344,916,362.35 and 308,311,548,231.71 is: 462,239,330,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,814,610,662.10 : 764,344,916,362.35 = 308,311,548,231.71 : x
  2. Step 2: Convert to fraction form
    509,814,610,662.10/764,344,916,362.35 = 308,311,548,231.71/x
  3. Step 3: Cross multiply
    509,814,610,662.10x = 764,344,916,362.35 × 308,311,548,231.71
  4. Step 4: Simplify right side
    509,814,610,662.10x = 235,656,364,546,713,041,502,208
  5. Step 5: Solve for x
    x = 235,656,364,546,713,041,502,208/509,814,610,662.10
  6. Step 6: Final answer
    x = 462,239,330,961.24

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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.