Home / 270,781,064,755.82-406,173,327,965.66-79,552,320,232.41

Finding the Fourth Proportional to 270,781,064,755.82, 406,173,327,965.66 and 79,552,320,232.41

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Solution

The fourth proportional to 270,781,064,755.82, 406,173,327,965.66 and 79,552,320,232.41 is: 119,328,988,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,781,064,755.82 : 406,173,327,965.66 = 79,552,320,232.41 : x
  2. Step 2: Convert to fraction form
    270,781,064,755.82/406,173,327,965.66 = 79,552,320,232.41/x
  3. Step 3: Cross multiply
    270,781,064,755.82x = 406,173,327,965.66 × 79,552,320,232.41
  4. Step 4: Simplify right side
    270,781,064,755.82x = 32,312,030,656,187,877,818,368
  5. Step 5: Solve for x
    x = 32,312,030,656,187,877,818,368/270,781,064,755.82
  6. Step 6: Final answer
    x = 119,328,988,846.86

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1.5x scale

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.