Home / 15,187,675,594,613-20,960,789,111,060-9,021,689,489,331

Finding the Fourth Proportional to 15,187,675,594,613, 20,960,789,111,060 and 9,021,689,489,331

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Solution

The fourth proportional to 15,187,675,594,613, 20,960,789,111,060 and 9,021,689,489,331 is: 12,450,998,813,696.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,187,675,594,613 : 20,960,789,111,060 = 9,021,689,489,331 : x
  2. Step 2: Convert to fraction form
    15,187,675,594,613/20,960,789,111,060 = 9,021,689,489,331/x
  3. Step 3: Cross multiply
    15,187,675,594,613x = 20,960,789,111,060 × 9,021,689,489,331
  4. Step 4: Simplify right side
    15,187,675,594,613x = 189,101,730,811,333,667,316,563,968
  5. Step 5: Solve for x
    x = 189,101,730,811,333,667,316,563,968/15,187,675,594,613
  6. Step 6: Final answer
    x = 12,450,998,813,696.49

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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.