Home / 725,284,165.06-1,000,882,573.60-403,409,961.46

Finding the Fourth Proportional to 725,284,165.06, 1,000,882,573.60 and 403,409,961.46

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Solution

The fourth proportional to 725,284,165.06, 1,000,882,573.60 and 403,409,961.46 is: 556,700,421.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,284,165.06 : 1,000,882,573.60 = 403,409,961.46 : x
  2. Step 2: Convert to fraction form
    725,284,165.06/1,000,882,573.60 = 403,409,961.46/x
  3. Step 3: Cross multiply
    725,284,165.06x = 1,000,882,573.60 × 403,409,961.46
  4. Step 4: Simplify right side
    725,284,165.06x = 403,766,000,434,940,160
  5. Step 5: Solve for x
    x = 403,766,000,434,940,160/725,284,165.06
  6. Step 6: Final answer
    x = 556,700,421.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.