Home / 17,006,142,704.80-25,509,214,057.20-15,663,085,009.60

Finding the Fourth Proportional to 17,006,142,704.80, 25,509,214,057.20 and 15,663,085,009.60

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Solution

The fourth proportional to 17,006,142,704.80, 25,509,214,057.20 and 15,663,085,009.60 is: 23,494,627,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,142,704.80 : 25,509,214,057.20 = 15,663,085,009.60 : x
  2. Step 2: Convert to fraction form
    17,006,142,704.80/25,509,214,057.20 = 15,663,085,009.60/x
  3. Step 3: Cross multiply
    17,006,142,704.80x = 25,509,214,057.20 × 15,663,085,009.60
  4. Step 4: Simplify right side
    17,006,142,704.80x = 399,552,988,306,006,933,504
  5. Step 5: Solve for x
    x = 399,552,988,306,006,933,504/17,006,142,704.80
  6. Step 6: Final answer
    x = 23,494,627,514.40

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Double scale
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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.