Home / 531,470,992.52-733,291,653.24-311,336,320.52

Finding the Fourth Proportional to 531,470,992.52, 733,291,653.24 and 311,336,320.52

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Solution

The fourth proportional to 531,470,992.52, 733,291,653.24 and 311,336,320.52 is: 429,563,096.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,470,992.52 : 733,291,653.24 = 311,336,320.52 : x
  2. Step 2: Convert to fraction form
    531,470,992.52/733,291,653.24 = 311,336,320.52/x
  3. Step 3: Cross multiply
    531,470,992.52x = 733,291,653.24 × 311,336,320.52
  4. Step 4: Simplify right side
    531,470,992.52x = 228,300,325,187,769,312
  5. Step 5: Solve for x
    x = 228,300,325,187,769,312/531,470,992.52
  6. Step 6: Final answer
    x = 429,563,096.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.