Home / 19,196,108,012.97-28,786,717,821.38-6,602,571,893.61

Finding the Fourth Proportional to 19,196,108,012.97, 28,786,717,821.38 and 6,602,571,893.61

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Solution

The fourth proportional to 19,196,108,012.97, 28,786,717,821.38 and 6,602,571,893.61 is: 9,901,297,381.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196,108,012.97 : 28,786,717,821.38 = 6,602,571,893.61 : x
  2. Step 2: Convert to fraction form
    19,196,108,012.97/28,786,717,821.38 = 6,602,571,893.61/x
  3. Step 3: Cross multiply
    19,196,108,012.97x = 28,786,717,821.38 × 6,602,571,893.61
  4. Step 4: Simplify right side
    19,196,108,012.97x = 190,066,373,996,692,668,416
  5. Step 5: Solve for x
    x = 190,066,373,996,692,668,416/19,196,108,012.97
  6. Step 6: Final answer
    x = 9,901,297,381.13

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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.