Home / 471,427,390,522.01-707,141,084,989.83-113,279,364,112.21

Finding the Fourth Proportional to 471,427,390,522.01, 707,141,084,989.83 and 113,279,364,112.21

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Solution

The fourth proportional to 471,427,390,522.01, 707,141,084,989.83 and 113,279,364,112.21 is: 169,919,045,977.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,427,390,522.01 : 707,141,084,989.83 = 113,279,364,112.21 : x
  2. Step 2: Convert to fraction form
    471,427,390,522.01/707,141,084,989.83 = 113,279,364,112.21/x
  3. Step 3: Cross multiply
    471,427,390,522.01x = 707,141,084,989.83 × 113,279,364,112.21
  4. Step 4: Simplify right side
    471,427,390,522.01x = 80,104,492,445,266,186,600,448
  5. Step 5: Solve for x
    x = 80,104,492,445,266,186,600,448/471,427,390,522.01
  6. Step 6: Final answer
    x = 169,919,045,977.72

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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.