Home / 284,329,408.26-426,510,066.40-79,841,540.28

Finding the Fourth Proportional to 284,329,408.26, 426,510,066.40 and 79,841,540.28

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Solution

The fourth proportional to 284,329,408.26, 426,510,066.40 and 79,841,540.28 is: 119,766,790.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,329,408.26 : 426,510,066.40 = 79,841,540.28 : x
  2. Step 2: Convert to fraction form
    284,329,408.26/426,510,066.40 = 79,841,540.28/x
  3. Step 3: Cross multiply
    284,329,408.26x = 426,510,066.40 × 79,841,540.28
  4. Step 4: Simplify right side
    284,329,408.26x = 34,053,220,646,301,072
  5. Step 5: Solve for x
    x = 34,053,220,646,301,072/284,329,408.26
  6. Step 6: Final answer
    x = 119,766,790.41

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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.