Home / 66,322,877,696.07-99,383,084,338.52-39,378,386,326.83

Finding the Fourth Proportional to 66,322,877,696.07, 99,383,084,338.52 and 39,378,386,326.83

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Solution

The fourth proportional to 66,322,877,696.07, 99,383,084,338.52 and 39,378,386,326.83 is: 59,007,474,123.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,322,877,696.07 : 99,383,084,338.52 = 39,378,386,326.83 : x
  2. Step 2: Convert to fraction form
    66,322,877,696.07/99,383,084,338.52 = 39,378,386,326.83/x
  3. Step 3: Cross multiply
    66,322,877,696.07x = 99,383,084,338.52 × 39,378,386,326.83
  4. Step 4: Simplify right side
    66,322,877,696.07x = 3,913,545,489,433,972,178,944
  5. Step 5: Solve for x
    x = 3,913,545,489,433,972,178,944/66,322,877,696.07
  6. Step 6: Final answer
    x = 59,007,474,123.31

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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.