Home / 92,488,085.80-138,599,418.30-68,036,194.60

Finding the Fourth Proportional to 92,488,085.80, 138,599,418.30 and 68,036,194.60

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Solution

The fourth proportional to 92,488,085.80, 138,599,418.30 and 68,036,194.60 is: 101,956,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,488,085.80 : 138,599,418.30 = 68,036,194.60 : x
  2. Step 2: Convert to fraction form
    92,488,085.80/138,599,418.30 = 68,036,194.60/x
  3. Step 3: Cross multiply
    92,488,085.80x = 138,599,418.30 × 68,036,194.60
  4. Step 4: Simplify right side
    92,488,085.80x = 9,429,776,994,905,602
  5. Step 5: Solve for x
    x = 9,429,776,994,905,602/92,488,085.80
  6. Step 6: Final answer
    x = 101,956,667.32

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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.