Home / 71,584,640,865.51-98,791,213,786.15-39,469,903,705.46

Finding the Fourth Proportional to 71,584,640,865.51, 98,791,213,786.15 and 39,469,903,705.46

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Solution

The fourth proportional to 71,584,640,865.51, 98,791,213,786.15 and 39,469,903,705.46 is: 54,470,898,337.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,584,640,865.51 : 98,791,213,786.15 = 39,469,903,705.46 : x
  2. Step 2: Convert to fraction form
    71,584,640,865.51/98,791,213,786.15 = 39,469,903,705.46/x
  3. Step 3: Cross multiply
    71,584,640,865.51x = 98,791,213,786.15 × 39,469,903,705.46
  4. Step 4: Simplify right side
    71,584,640,865.51x = 3,899,279,695,084,852,871,168
  5. Step 5: Solve for x
    x = 3,899,279,695,084,852,871,168/71,584,640,865.51
  6. Step 6: Final answer
    x = 54,470,898,337.13

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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.