Home / 9,216,147,432.58-12,718,305,564.91-4,987,104,701.29

Finding the Fourth Proportional to 9,216,147,432.58, 12,718,305,564.91 and 4,987,104,701.29

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Solution

The fourth proportional to 9,216,147,432.58, 12,718,305,564.91 and 4,987,104,701.29 is: 6,882,216,450.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,147,432.58 : 12,718,305,564.91 = 4,987,104,701.29 : x
  2. Step 2: Convert to fraction form
    9,216,147,432.58/12,718,305,564.91 = 4,987,104,701.29/x
  3. Step 3: Cross multiply
    9,216,147,432.58x = 12,718,305,564.91 × 4,987,104,701.29
  4. Step 4: Simplify right side
    9,216,147,432.58x = 63,427,521,475,243,589,632
  5. Step 5: Solve for x
    x = 63,427,521,475,243,589,632/9,216,147,432.58
  6. Step 6: Final answer
    x = 6,882,216,450.99

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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.