Home / 471,427,390,522.02-707,141,084,989.82-113,279,364,112.21

Finding the Fourth Proportional to 471,427,390,522.02, 707,141,084,989.82 and 113,279,364,112.21

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Solution

The fourth proportional to 471,427,390,522.02, 707,141,084,989.82 and 113,279,364,112.21 is: 169,919,045,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,427,390,522.02 : 707,141,084,989.82 = 113,279,364,112.21 : x
  2. Step 2: Convert to fraction form
    471,427,390,522.02/707,141,084,989.82 = 113,279,364,112.21/x
  3. Step 3: Cross multiply
    471,427,390,522.02x = 707,141,084,989.82 × 113,279,364,112.21
  4. Step 4: Simplify right side
    471,427,390,522.02x = 80,104,492,445,265,062,526,976
  5. Step 5: Solve for x
    x = 80,104,492,445,265,062,526,976/471,427,390,522.02
  6. Step 6: Final answer
    x = 169,919,045,977.71

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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.