Home / 10,868,662,919.20-16,302,994,378.80-9,560,042,600.80

Finding the Fourth Proportional to 10,868,662,919.20, 16,302,994,378.80 and 9,560,042,600.80

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Solution

The fourth proportional to 10,868,662,919.20, 16,302,994,378.80 and 9,560,042,600.80 is: 14,340,063,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,662,919.20 : 16,302,994,378.80 = 9,560,042,600.80 : x
  2. Step 2: Convert to fraction form
    10,868,662,919.20/16,302,994,378.80 = 9,560,042,600.80/x
  3. Step 3: Cross multiply
    10,868,662,919.20x = 16,302,994,378.80 × 9,560,042,600.80
  4. Step 4: Simplify right side
    10,868,662,919.20x = 155,857,320,781,930,921,984
  5. Step 5: Solve for x
    x = 155,857,320,781,930,921,984/10,868,662,919.20
  6. Step 6: Final answer
    x = 14,340,063,901.20

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1.5x scale

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.