Home / 413,909,009,750.20-620,863,514,625.30-225,835,015,919.80

Finding the Fourth Proportional to 413,909,009,750.20, 620,863,514,625.30 and 225,835,015,919.80

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Solution

The fourth proportional to 413,909,009,750.20, 620,863,514,625.30 and 225,835,015,919.80 is: 338,752,523,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,909,009,750.20 : 620,863,514,625.30 = 225,835,015,919.80 : x
  2. Step 2: Convert to fraction form
    413,909,009,750.20/620,863,514,625.30 = 225,835,015,919.80/x
  3. Step 3: Cross multiply
    413,909,009,750.20x = 620,863,514,625.30 × 225,835,015,919.80
  4. Step 4: Simplify right side
    413,909,009,750.20x = 140,212,721,709,427,609,042,944
  5. Step 5: Solve for x
    x = 140,212,721,709,427,609,042,944/413,909,009,750.20
  6. Step 6: Final answer
    x = 338,752,523,879.70

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1.5x scale

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.