Home / 582,453,020.40-873,679,530.60-490,620,015.60

Finding the Fourth Proportional to 582,453,020.40, 873,679,530.60 and 490,620,015.60

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Solution

The fourth proportional to 582,453,020.40, 873,679,530.60 and 490,620,015.60 is: 735,930,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,453,020.40 : 873,679,530.60 = 490,620,015.60 : x
  2. Step 2: Convert to fraction form
    582,453,020.40/873,679,530.60 = 490,620,015.60/x
  3. Step 3: Cross multiply
    582,453,020.40x = 873,679,530.60 × 490,620,015.60
  4. Step 4: Simplify right side
    582,453,020.40x = 428,644,664,932,372,736
  5. Step 5: Solve for x
    x = 428,644,664,932,372,736/582,453,020.40
  6. Step 6: Final answer
    x = 735,930,023.40

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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.