Home / 440,104,266.60-660,156,399.90-433,647,258.45

Finding the Fourth Proportional to 440,104,266.60, 660,156,399.90 and 433,647,258.45

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Solution

The fourth proportional to 440,104,266.60, 660,156,399.90 and 433,647,258.45 is: 650,470,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,104,266.60 : 660,156,399.90 = 433,647,258.45 : x
  2. Step 2: Convert to fraction form
    440,104,266.60/660,156,399.90 = 433,647,258.45/x
  3. Step 3: Cross multiply
    440,104,266.60x = 660,156,399.90 × 433,647,258.45
  4. Step 4: Simplify right side
    440,104,266.60x = 286,275,012,964,856,832
  5. Step 5: Solve for x
    x = 286,275,012,964,856,832/440,104,266.60
  6. Step 6: Final answer
    x = 650,470,887.68

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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.