Home / 306,566,665.47-459,856,512-109,842,892.47

Finding the Fourth Proportional to 306,566,665.47, 459,856,512 and 109,842,892.47

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Solution

The fourth proportional to 306,566,665.47, 459,856,512 and 109,842,892.47 is: 164,766,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,566,665.47 : 459,856,512 = 109,842,892.47 : x
  2. Step 2: Convert to fraction form
    306,566,665.47/459,856,512 = 109,842,892.47/x
  3. Step 3: Cross multiply
    306,566,665.47x = 459,856,512 × 109,842,892.47
  4. Step 4: Simplify right side
    306,566,665.47x = 50,511,969,399,245,264
  5. Step 5: Solve for x
    x = 50,511,969,399,245,264/306,566,665.47
  6. Step 6: Final answer
    x = 164,766,672.60

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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.