Home / 141,376,954.72-195,101,992.99-77,804,613.34

Finding the Fourth Proportional to 141,376,954.72, 195,101,992.99 and 77,804,613.34

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Solution

The fourth proportional to 141,376,954.72, 195,101,992.99 and 77,804,613.34 is: 107,371,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,376,954.72 : 195,101,992.99 = 77,804,613.34 : x
  2. Step 2: Convert to fraction form
    141,376,954.72/195,101,992.99 = 77,804,613.34/x
  3. Step 3: Cross multiply
    141,376,954.72x = 195,101,992.99 × 77,804,613.34
  4. Step 4: Simplify right side
    141,376,954.72x = 15,179,835,126,450,342
  5. Step 5: Solve for x
    x = 15,179,835,126,450,342/141,376,954.72
  6. Step 6: Final answer
    x = 107,371,354.52

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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.