Home / 848,072,118.36-1,272,124,119.41-265,793,472.30

Finding the Fourth Proportional to 848,072,118.36, 1,272,124,119.41 and 265,793,472.30

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Solution

The fourth proportional to 848,072,118.36, 1,272,124,119.41 and 265,793,472.30 is: 398,695,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,072,118.36 : 1,272,124,119.41 = 265,793,472.30 : x
  2. Step 2: Convert to fraction form
    848,072,118.36/1,272,124,119.41 = 265,793,472.30/x
  3. Step 3: Cross multiply
    848,072,118.36x = 1,272,124,119.41 × 265,793,472.30
  4. Step 4: Simplify right side
    848,072,118.36x = 338,122,286,899,015,232
  5. Step 5: Solve for x
    x = 338,122,286,899,015,232/848,072,118.36
  6. Step 6: Final answer
    x = 398,695,204.78

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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.