Home / 31,988,789,210.16-44,123,273,288.73-20,571,792,468.03

Finding the Fourth Proportional to 31,988,789,210.16, 44,123,273,288.73 and 20,571,792,468.03

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Solution

The fourth proportional to 31,988,789,210.16, 44,123,273,288.73 and 20,571,792,468.03 is: 28,375,404,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,988,789,210.16 : 44,123,273,288.73 = 20,571,792,468.03 : x
  2. Step 2: Convert to fraction form
    31,988,789,210.16/44,123,273,288.73 = 20,571,792,468.03/x
  3. Step 3: Cross multiply
    31,988,789,210.16x = 44,123,273,288.73 × 20,571,792,468.03
  4. Step 4: Simplify right side
    31,988,789,210.16x = 907,694,821,105,925,095,424
  5. Step 5: Solve for x
    x = 907,694,821,105,925,095,424/31,988,789,210.16
  6. Step 6: Final answer
    x = 28,375,404,118.69

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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.