Home / 319,268,256.55-478,902,384.83-319,268,256.55

Finding the Fourth Proportional to 319,268,256.55, 478,902,384.83 and 319,268,256.55

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Solution

The fourth proportional to 319,268,256.55, 478,902,384.83 and 319,268,256.55 is: 478,902,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,268,256.55 : 478,902,384.83 = 319,268,256.55 : x
  2. Step 2: Convert to fraction form
    319,268,256.55/478,902,384.83 = 319,268,256.55/x
  3. Step 3: Cross multiply
    319,268,256.55x = 478,902,384.83 × 319,268,256.55
  4. Step 4: Simplify right side
    319,268,256.55x = 152,898,329,460,714,944
  5. Step 5: Solve for x
    x = 152,898,329,460,714,944/319,268,256.55
  6. Step 6: Final answer
    x = 478,902,384.83

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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.