Home / 22,267,855,539.27-30,729,762,128.31-13,112,783,805.51

Finding the Fourth Proportional to 22,267,855,539.27, 30,729,762,128.31 and 13,112,783,805.51

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Solution

The fourth proportional to 22,267,855,539.27, 30,729,762,128.31 and 13,112,783,805.51 is: 18,095,713,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267,855,539.27 : 30,729,762,128.31 = 13,112,783,805.51 : x
  2. Step 2: Convert to fraction form
    22,267,855,539.27/30,729,762,128.31 = 13,112,783,805.51/x
  3. Step 3: Cross multiply
    22,267,855,539.27x = 30,729,762,128.31 × 13,112,783,805.51
  4. Step 4: Simplify right side
    22,267,855,539.27x = 402,952,727,183,277,883,392
  5. Step 5: Solve for x
    x = 402,952,727,183,277,883,392/22,267,855,539.27
  6. Step 6: Final answer
    x = 18,095,713,189.47

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1.5x scale

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.