Home / 515,711,324.64-773,835,725.52-228,429,804

Finding the Fourth Proportional to 515,711,324.64, 773,835,725.52 and 228,429,804

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Solution

The fourth proportional to 515,711,324.64, 773,835,725.52 and 228,429,804 is: 342,763,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,711,324.64 : 773,835,725.52 = 228,429,804 : x
  2. Step 2: Convert to fraction form
    515,711,324.64/773,835,725.52 = 228,429,804/x
  3. Step 3: Cross multiply
    515,711,324.64x = 773,835,725.52 × 228,429,804
  4. Step 4: Simplify right side
    515,711,324.64x = 176,767,143,108,731,392
  5. Step 5: Solve for x
    x = 176,767,143,108,731,392/515,711,324.64
  6. Step 6: Final answer
    x = 342,763,741.39

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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.