Home / 141,233,581.88-211,851,049.41-42,866,142.98

Finding the Fourth Proportional to 141,233,581.88, 211,851,049.41 and 42,866,142.98

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Solution

The fourth proportional to 141,233,581.88, 211,851,049.41 and 42,866,142.98 is: 64,299,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,233,581.88 : 211,851,049.41 = 42,866,142.98 : x
  2. Step 2: Convert to fraction form
    141,233,581.88/211,851,049.41 = 42,866,142.98/x
  3. Step 3: Cross multiply
    141,233,581.88x = 211,851,049.41 × 42,866,142.98
  4. Step 4: Simplify right side
    141,233,581.88x = 9,081,237,373,412,850
  5. Step 5: Solve for x
    x = 9,081,237,373,412,850/141,233,581.88
  6. Step 6: Final answer
    x = 64,299,419.82

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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.