Home / 13,899,120,655,754-19,180,789,635,780-7,648,985,676,006.80

Finding the Fourth Proportional to 13,899,120,655,754, 19,180,789,635,780 and 7,648,985,676,006.80

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Solution

The fourth proportional to 13,899,120,655,754, 19,180,789,635,780 and 7,648,985,676,006.80 is: 10,555,601,955,857.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,120,655,754 : 19,180,789,635,780 = 7,648,985,676,006.80 : x
  2. Step 2: Convert to fraction form
    13,899,120,655,754/19,180,789,635,780 = 7,648,985,676,006.80/x
  3. Step 3: Cross multiply
    13,899,120,655,754x = 19,180,789,635,780 × 7,648,985,676,006.80
  4. Step 4: Simplify right side
    13,899,120,655,754x = 146,713,585,178,580,907,427,102,720
  5. Step 5: Solve for x
    x = 146,713,585,178,580,907,427,102,720/13,899,120,655,754
  6. Step 6: Final answer
    x = 10,555,601,955,857.83

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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.