Home / 31,015,599,853.64-42,800,397,792.18-17,281,683,504.51

Finding the Fourth Proportional to 31,015,599,853.64, 42,800,397,792.18 and 17,281,683,504.51

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Solution

The fourth proportional to 31,015,599,853.64, 42,800,397,792.18 and 17,281,683,504.51 is: 23,848,093,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015,599,853.64 : 42,800,397,792.18 = 17,281,683,504.51 : x
  2. Step 2: Convert to fraction form
    31,015,599,853.64/42,800,397,792.18 = 17,281,683,504.51/x
  3. Step 3: Cross multiply
    31,015,599,853.64x = 42,800,397,792.18 × 17,281,683,504.51
  4. Step 4: Simplify right side
    31,015,599,853.64x = 739,662,928,511,583,256,576
  5. Step 5: Solve for x
    x = 739,662,928,511,583,256,576/31,015,599,853.64
  6. Step 6: Final answer
    x = 23,848,093,604.57

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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.