Home / 2,858,786,824.16-3,945,593,893.57-2,381,720,702.15

Finding the Fourth Proportional to 2,858,786,824.16, 3,945,593,893.57 and 2,381,720,702.15

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Solution

The fourth proportional to 2,858,786,824.16, 3,945,593,893.57 and 2,381,720,702.15 is: 3,287,164,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,786,824.16 : 3,945,593,893.57 = 2,381,720,702.15 : x
  2. Step 2: Convert to fraction form
    2,858,786,824.16/3,945,593,893.57 = 2,381,720,702.15/x
  3. Step 3: Cross multiply
    2,858,786,824.16x = 3,945,593,893.57 × 2,381,720,702.15
  4. Step 4: Simplify right side
    2,858,786,824.16x = 9,397,302,658,609,301,504
  5. Step 5: Solve for x
    x = 9,397,302,658,609,301,504/2,858,786,824.16
  6. Step 6: Final answer
    x = 3,287,164,533.98

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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.