Home / 148,142,570.91-204,434,012.58-82,061,619.25

Finding the Fourth Proportional to 148,142,570.91, 204,434,012.58 and 82,061,619.25

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Solution

The fourth proportional to 148,142,570.91, 204,434,012.58 and 82,061,619.25 is: 113,243,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,142,570.91 : 204,434,012.58 = 82,061,619.25 : x
  2. Step 2: Convert to fraction form
    148,142,570.91/204,434,012.58 = 82,061,619.25/x
  3. Step 3: Cross multiply
    148,142,570.91x = 204,434,012.58 × 82,061,619.25
  4. Step 4: Simplify right side
    148,142,570.91x = 16,776,186,101,067,502
  5. Step 5: Solve for x
    x = 16,776,186,101,067,502/148,142,570.91
  6. Step 6: Final answer
    x = 113,243,519.39

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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.