Home / 17,006,147,999.80-25,509,221,999.70-15,917,756,831.80

Finding the Fourth Proportional to 17,006,147,999.80, 25,509,221,999.70 and 15,917,756,831.80

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Solution

The fourth proportional to 17,006,147,999.80, 25,509,221,999.70 and 15,917,756,831.80 is: 23,876,635,247.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,147,999.80 : 25,509,221,999.70 = 15,917,756,831.80 : x
  2. Step 2: Convert to fraction form
    17,006,147,999.80/25,509,221,999.70 = 15,917,756,831.80/x
  3. Step 3: Cross multiply
    17,006,147,999.80x = 25,509,221,999.70 × 15,917,756,831.80
  4. Step 4: Simplify right side
    17,006,147,999.80x = 406,049,592,759,627,546,624
  5. Step 5: Solve for x
    x = 406,049,592,759,627,546,624/17,006,147,999.80
  6. Step 6: Final answer
    x = 23,876,635,247.70

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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.