Home / 203,472,891.40-305,209,337.10-195,536,705.80

Finding the Fourth Proportional to 203,472,891.40, 305,209,337.10 and 195,536,705.80

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Solution

The fourth proportional to 203,472,891.40, 305,209,337.10 and 195,536,705.80 is: 293,305,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,472,891.40 : 305,209,337.10 = 195,536,705.80 : x
  2. Step 2: Convert to fraction form
    203,472,891.40/305,209,337.10 = 195,536,705.80/x
  3. Step 3: Cross multiply
    203,472,891.40x = 305,209,337.10 × 195,536,705.80
  4. Step 4: Simplify right side
    203,472,891.40x = 59,679,628,355,935,736
  5. Step 5: Solve for x
    x = 59,679,628,355,935,736/203,472,891.40
  6. Step 6: Final answer
    x = 293,305,058.70

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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.