Home / 194,676,043.42-268,652,918.21-105,367,972.33

Finding the Fourth Proportional to 194,676,043.42, 268,652,918.21 and 105,367,972.33

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Solution

The fourth proportional to 194,676,043.42, 268,652,918.21 and 105,367,972.33 is: 145,407,790.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,676,043.42 : 268,652,918.21 = 105,367,972.33 : x
  2. Step 2: Convert to fraction form
    194,676,043.42/268,652,918.21 = 105,367,972.33/x
  3. Step 3: Cross multiply
    194,676,043.42x = 268,652,918.21 × 105,367,972.33
  4. Step 4: Simplify right side
    194,676,043.42x = 28,307,413,252,325,032
  5. Step 5: Solve for x
    x = 28,307,413,252,325,032/194,676,043.42
  6. Step 6: Final answer
    x = 145,407,790.07

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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.