Home / 171,521,876,788.20-237,039,802,903.26-140,573,347,863.98

Finding the Fourth Proportional to 171,521,876,788.20, 237,039,802,903.26 and 140,573,347,863.98

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Solution

The fourth proportional to 171,521,876,788.20, 237,039,802,903.26 and 140,573,347,863.98 is: 194,269,554,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,521,876,788.20 : 237,039,802,903.26 = 140,573,347,863.98 : x
  2. Step 2: Convert to fraction form
    171,521,876,788.20/237,039,802,903.26 = 140,573,347,863.98/x
  3. Step 3: Cross multiply
    171,521,876,788.20x = 237,039,802,903.26 × 140,573,347,863.98
  4. Step 4: Simplify right side
    171,521,876,788.20x = 33,321,478,671,129,229,918,208
  5. Step 5: Solve for x
    x = 33,321,478,671,129,229,918,208/171,521,876,788.20
  6. Step 6: Final answer
    x = 194,269,554,969.22

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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.