Home / 471,427,390,517.57-707,141,084,982.96-113,279,364,107.80

Finding the Fourth Proportional to 471,427,390,517.57, 707,141,084,982.96 and 113,279,364,107.80

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Solution

The fourth proportional to 471,427,390,517.57, 707,141,084,982.96 and 113,279,364,107.80 is: 169,919,045,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,427,390,517.57 : 707,141,084,982.96 = 113,279,364,107.80 : x
  2. Step 2: Convert to fraction form
    471,427,390,517.57/707,141,084,982.96 = 113,279,364,107.80/x
  3. Step 3: Cross multiply
    471,427,390,517.57x = 707,141,084,982.96 × 113,279,364,107.80
  4. Step 4: Simplify right side
    471,427,390,517.57x = 80,104,492,441,369,460,080,640
  5. Step 5: Solve for x
    x = 80,104,492,441,369,460,080,640/471,427,390,517.57
  6. Step 6: Final answer
    x = 169,919,045,971.06

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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.