Home / 2,231,514,573.93-3,347,756,136.56-678,765,539.06

Finding the Fourth Proportional to 2,231,514,573.93, 3,347,756,136.56 and 678,765,539.06

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Solution

The fourth proportional to 2,231,514,573.93, 3,347,756,136.56 and 678,765,539.06 is: 1,018,295,611.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,514,573.93 : 3,347,756,136.56 = 678,765,539.06 : x
  2. Step 2: Convert to fraction form
    2,231,514,573.93/3,347,756,136.56 = 678,765,539.06/x
  3. Step 3: Cross multiply
    2,231,514,573.93x = 3,347,756,136.56 × 678,765,539.06
  4. Step 4: Simplify right side
    2,231,514,573.93x = 2,272,341,498,673,571,072
  5. Step 5: Solve for x
    x = 2,272,341,498,673,571,072/2,231,514,573.93
  6. Step 6: Final answer
    x = 1,018,295,611.97

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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.