Home / 188,459,968,498.90-260,074,402,367.32-102,820,992,255.84

Finding the Fourth Proportional to 188,459,968,498.90, 260,074,402,367.32 and 102,820,992,255.84

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Solution

The fourth proportional to 188,459,968,498.90, 260,074,402,367.32 and 102,820,992,255.84 is: 141,892,776,087.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,459,968,498.90 : 260,074,402,367.32 = 102,820,992,255.84 : x
  2. Step 2: Convert to fraction form
    188,459,968,498.90/260,074,402,367.32 = 102,820,992,255.84/x
  3. Step 3: Cross multiply
    188,459,968,498.90x = 260,074,402,367.32 × 102,820,992,255.84
  4. Step 4: Simplify right side
    188,459,968,498.90x = 26,741,108,111,752,424,325,120
  5. Step 5: Solve for x
    x = 26,741,108,111,752,424,325,120/188,459,968,498.90
  6. Step 6: Final answer
    x = 141,892,776,087.93

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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.