Home / 331,128,799.70-496,693,199.55-112,706,548.70

Finding the Fourth Proportional to 331,128,799.70, 496,693,199.55 and 112,706,548.70

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Solution

The fourth proportional to 331,128,799.70, 496,693,199.55 and 112,706,548.70 is: 169,059,823.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,128,799.70 : 496,693,199.55 = 112,706,548.70 : x
  2. Step 2: Convert to fraction form
    331,128,799.70/496,693,199.55 = 112,706,548.70/x
  3. Step 3: Cross multiply
    331,128,799.70x = 496,693,199.55 × 112,706,548.70
  4. Step 4: Simplify right side
    331,128,799.70x = 55,980,576,284,040,896
  5. Step 5: Solve for x
    x = 55,980,576,284,040,896/331,128,799.70
  6. Step 6: Final answer
    x = 169,059,823.05

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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.