Home / 195,690,693.60-293,536,040.40-80,616,002.40

Finding the Fourth Proportional to 195,690,693.60, 293,536,040.40 and 80,616,002.40

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Solution

The fourth proportional to 195,690,693.60, 293,536,040.40 and 80,616,002.40 is: 120,924,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,690,693.60 : 293,536,040.40 = 80,616,002.40 : x
  2. Step 2: Convert to fraction form
    195,690,693.60/293,536,040.40 = 80,616,002.40/x
  3. Step 3: Cross multiply
    195,690,693.60x = 293,536,040.40 × 80,616,002.40
  4. Step 4: Simplify right side
    195,690,693.60x = 23,663,702,137,372,896
  5. Step 5: Solve for x
    x = 23,663,702,137,372,896/195,690,693.60
  6. Step 6: Final answer
    x = 120,924,003.60

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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.