Home / 531,425,643.20-797,138,464.80-244,771,179.20

Finding the Fourth Proportional to 531,425,643.20, 797,138,464.80 and 244,771,179.20

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Solution

The fourth proportional to 531,425,643.20, 797,138,464.80 and 244,771,179.20 is: 367,156,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,425,643.20 : 797,138,464.80 = 244,771,179.20 : x
  2. Step 2: Convert to fraction form
    531,425,643.20/797,138,464.80 = 244,771,179.20/x
  3. Step 3: Cross multiply
    531,425,643.20x = 797,138,464.80 × 244,771,179.20
  4. Step 4: Simplify right side
    531,425,643.20x = 195,116,522,014,773,664
  5. Step 5: Solve for x
    x = 195,116,522,014,773,664/531,425,643.20
  6. Step 6: Final answer
    x = 367,156,768.80

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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.