Home / 10,868,662,965.70-16,302,994,448.55-9,560,042,647.30

Finding the Fourth Proportional to 10,868,662,965.70, 16,302,994,448.55 and 9,560,042,647.30

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Solution

The fourth proportional to 10,868,662,965.70, 16,302,994,448.55 and 9,560,042,647.30 is: 14,340,063,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,662,965.70 : 16,302,994,448.55 = 9,560,042,647.30 : x
  2. Step 2: Convert to fraction form
    10,868,662,965.70/16,302,994,448.55 = 9,560,042,647.30/x
  3. Step 3: Cross multiply
    10,868,662,965.70x = 16,302,994,448.55 × 9,560,042,647.30
  4. Step 4: Simplify right side
    10,868,662,965.70x = 155,857,322,206,833,115,136
  5. Step 5: Solve for x
    x = 155,857,322,206,833,115,136/10,868,662,965.70
  6. Step 6: Final answer
    x = 14,340,063,970.95

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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.