Home / 808,441,992,006.30-1,212,662,988,009.50-212,262,124,844.70

Finding the Fourth Proportional to 808,441,992,006.30, 1,212,662,988,009.50 and 212,262,124,844.70

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Solution

The fourth proportional to 808,441,992,006.30, 1,212,662,988,009.50 and 212,262,124,844.70 is: 318,393,187,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,441,992,006.30 : 1,212,662,988,009.50 = 212,262,124,844.70 : x
  2. Step 2: Convert to fraction form
    808,441,992,006.30/1,212,662,988,009.50 = 212,262,124,844.70/x
  3. Step 3: Cross multiply
    808,441,992,006.30x = 1,212,662,988,009.50 × 212,262,124,844.70
  4. Step 4: Simplify right side
    808,441,992,006.30x = 257,402,422,555,419,451,850,752
  5. Step 5: Solve for x
    x = 257,402,422,555,419,451,850,752/808,441,992,006.30
  6. Step 6: Final answer
    x = 318,393,187,267.06

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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.