Home / 7,489,285,443.80-10,330,236,267.96-4,816,446,778.18

Finding the Fourth Proportional to 7,489,285,443.80, 10,330,236,267.96 and 4,816,446,778.18

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Solution

The fourth proportional to 7,489,285,443.80, 10,330,236,267.96 and 4,816,446,778.18 is: 6,643,495,372.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,285,443.80 : 10,330,236,267.96 = 4,816,446,778.18 : x
  2. Step 2: Convert to fraction form
    7,489,285,443.80/10,330,236,267.96 = 4,816,446,778.18/x
  3. Step 3: Cross multiply
    7,489,285,443.80x = 10,330,236,267.96 × 4,816,446,778.18
  4. Step 4: Simplify right side
    7,489,285,443.80x = 49,755,033,190,654,124,032
  5. Step 5: Solve for x
    x = 49,755,033,190,654,124,032/7,489,285,443.80
  6. Step 6: Final answer
    x = 6,643,495,372.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.