Home / 463,913,656.97-640,203,377.54-273,182,995.85

Finding the Fourth Proportional to 463,913,656.97, 640,203,377.54 and 273,182,995.85

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Solution

The fourth proportional to 463,913,656.97, 640,203,377.54 and 273,182,995.85 is: 376,994,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,913,656.97 : 640,203,377.54 = 273,182,995.85 : x
  2. Step 2: Convert to fraction form
    463,913,656.97/640,203,377.54 = 273,182,995.85/x
  3. Step 3: Cross multiply
    463,913,656.97x = 640,203,377.54 × 273,182,995.85
  4. Step 4: Simplify right side
    463,913,656.97x = 174,892,676,633,398,752
  5. Step 5: Solve for x
    x = 174,892,676,633,398,752/463,913,656.97
  6. Step 6: Final answer
    x = 376,994,024.65

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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.