Home / 15,187,675,596,479-20,960,789,113,637-9,021,689,491,196.20

Finding the Fourth Proportional to 15,187,675,596,479, 20,960,789,113,637 and 9,021,689,491,196.20

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Solution

The fourth proportional to 15,187,675,596,479, 20,960,789,113,637 and 9,021,689,491,196.20 is: 12,450,998,816,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187,675,596,479 : 20,960,789,113,637 = 9,021,689,491,196.20 : x
  2. Step 2: Convert to fraction form
    15,187,675,596,479/20,960,789,113,637 = 9,021,689,491,196.20/x
  3. Step 3: Cross multiply
    15,187,675,596,479x = 20,960,789,113,637 × 9,021,689,491,196.20
  4. Step 4: Simplify right side
    15,187,675,596,479x = 189,101,730,873,678,622,311,317,504
  5. Step 5: Solve for x
    x = 189,101,730,873,678,622,311,317,504/15,187,675,596,479
  6. Step 6: Final answer
    x = 12,450,998,816,271.70

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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.