Home / 20,798,044,186.14-28,701,300,979.80-11,887,564,257.90

Finding the Fourth Proportional to 20,798,044,186.14, 28,701,300,979.80 and 11,887,564,257.90

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Solution

The fourth proportional to 20,798,044,186.14, 28,701,300,979.80 and 11,887,564,257.90 is: 16,404,838,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,798,044,186.14 : 28,701,300,979.80 = 11,887,564,257.90 : x
  2. Step 2: Convert to fraction form
    20,798,044,186.14/28,701,300,979.80 = 11,887,564,257.90/x
  3. Step 3: Cross multiply
    20,798,044,186.14x = 28,701,300,979.80 × 11,887,564,257.90
  4. Step 4: Simplify right side
    20,798,044,186.14x = 341,188,559,682,700,705,792
  5. Step 5: Solve for x
    x = 341,188,559,682,700,705,792/20,798,044,186.14
  6. Step 6: Final answer
    x = 16,404,838,677.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.