Home / 11,881,163,222.90-16,379,621,917.06-9,478,002,258.22

Finding the Fourth Proportional to 11,881,163,222.90, 16,379,621,917.06 and 9,478,002,258.22

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Solution

The fourth proportional to 11,881,163,222.90, 16,379,621,917.06 and 9,478,002,258.22 is: 13,066,573,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,163,222.90 : 16,379,621,917.06 = 9,478,002,258.22 : x
  2. Step 2: Convert to fraction form
    11,881,163,222.90/16,379,621,917.06 = 9,478,002,258.22/x
  3. Step 3: Cross multiply
    11,881,163,222.90x = 16,379,621,917.06 × 9,478,002,258.22
  4. Step 4: Simplify right side
    11,881,163,222.90x = 155,246,093,518,684,454,912
  5. Step 5: Solve for x
    x = 155,246,093,518,684,454,912/11,881,163,222.90
  6. Step 6: Final answer
    x = 13,066,573,584.26

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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.