Home / 627,342,005.80-941,013,008.70-577,177,474.60

Finding the Fourth Proportional to 627,342,005.80, 941,013,008.70 and 577,177,474.60

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Solution

The fourth proportional to 627,342,005.80, 941,013,008.70 and 577,177,474.60 is: 865,766,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,342,005.80 : 941,013,008.70 = 577,177,474.60 : x
  2. Step 2: Convert to fraction form
    627,342,005.80/941,013,008.70 = 577,177,474.60/x
  3. Step 3: Cross multiply
    627,342,005.80x = 941,013,008.70 × 577,177,474.60
  4. Step 4: Simplify right side
    627,342,005.80x = 543,131,511,927,213,888
  5. Step 5: Solve for x
    x = 543,131,511,927,213,888/627,342,005.80
  6. Step 6: Final answer
    x = 865,766,211.90

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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.