Home / 109,411,672.60-164,117,508.90-83,902,504.60

Finding the Fourth Proportional to 109,411,672.60, 164,117,508.90 and 83,902,504.60

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Solution

The fourth proportional to 109,411,672.60, 164,117,508.90 and 83,902,504.60 is: 125,853,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,411,672.60 : 164,117,508.90 = 83,902,504.60 : x
  2. Step 2: Convert to fraction form
    109,411,672.60/164,117,508.90 = 83,902,504.60/x
  3. Step 3: Cross multiply
    109,411,672.60x = 164,117,508.90 × 83,902,504.60
  4. Step 4: Simplify right side
    109,411,672.60x = 13,769,870,045,422,790
  5. Step 5: Solve for x
    x = 13,769,870,045,422,790/109,411,672.60
  6. Step 6: Final answer
    x = 125,853,756.90

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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.