Home / 263,208,031.37-394,185,390.90-152,309,921.39

Finding the Fourth Proportional to 263,208,031.37, 394,185,390.90 and 152,309,921.39

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Solution

The fourth proportional to 263,208,031.37, 394,185,390.90 and 152,309,921.39 is: 228,102,256.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,208,031.37 : 394,185,390.90 = 152,309,921.39 : x
  2. Step 2: Convert to fraction form
    263,208,031.37/394,185,390.90 = 152,309,921.39/x
  3. Step 3: Cross multiply
    263,208,031.37x = 394,185,390.90 × 152,309,921.39
  4. Step 4: Simplify right side
    263,208,031.37x = 60,038,345,899,475,264
  5. Step 5: Solve for x
    x = 60,038,345,899,475,264/263,208,031.37
  6. Step 6: Final answer
    x = 228,102,256.56

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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.