Home / 666,097,295.69-919,225,150.71-364,677,578.66

Finding the Fourth Proportional to 666,097,295.69, 919,225,150.71 and 364,677,578.66

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Solution

The fourth proportional to 666,097,295.69, 919,225,150.71 and 364,677,578.66 is: 503,261,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,097,295.69 : 919,225,150.71 = 364,677,578.66 : x
  2. Step 2: Convert to fraction form
    666,097,295.69/919,225,150.71 = 364,677,578.66/x
  3. Step 3: Cross multiply
    666,097,295.69x = 919,225,150.71 × 364,677,578.66
  4. Step 4: Simplify right side
    666,097,295.69x = 335,220,802,204,296,448
  5. Step 5: Solve for x
    x = 335,220,802,204,296,448/666,097,295.69
  6. Step 6: Final answer
    x = 503,261,016.63

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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.