Home / 627,660,429.90-941,490,644.85-196,838,234.70

Finding the Fourth Proportional to 627,660,429.90, 941,490,644.85 and 196,838,234.70

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Solution

The fourth proportional to 627,660,429.90, 941,490,644.85 and 196,838,234.70 is: 295,257,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,660,429.90 : 941,490,644.85 = 196,838,234.70 : x
  2. Step 2: Convert to fraction form
    627,660,429.90/941,490,644.85 = 196,838,234.70/x
  3. Step 3: Cross multiply
    627,660,429.90x = 941,490,644.85 × 196,838,234.70
  4. Step 4: Simplify right side
    627,660,429.90x = 185,321,356,518,838,624
  5. Step 5: Solve for x
    x = 185,321,356,518,838,624/627,660,429.90
  6. Step 6: Final answer
    x = 295,257,352.05

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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.