Home / 713,860,679.26-1,068,285,876.56-573,456,131.22

Finding the Fourth Proportional to 713,860,679.26, 1,068,285,876.56 and 573,456,131.22

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Solution

The fourth proportional to 713,860,679.26, 1,068,285,876.56 and 573,456,131.22 is: 858,171,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,860,679.26 : 1,068,285,876.56 = 573,456,131.22 : x
  2. Step 2: Convert to fraction form
    713,860,679.26/1,068,285,876.56 = 573,456,131.22/x
  3. Step 3: Cross multiply
    713,860,679.26x = 1,068,285,876.56 × 573,456,131.22
  4. Step 4: Simplify right side
    713,860,679.26x = 612,615,085,809,064,064
  5. Step 5: Solve for x
    x = 612,615,085,809,064,064/713,860,679.26
  6. Step 6: Final answer
    x = 858,171,774.42

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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.