Home / 10,920,498,622.45-15,080,696,212.53-10,325,557,484.53

Finding the Fourth Proportional to 10,920,498,622.45, 15,080,696,212.53 and 10,325,557,484.53

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Solution

The fourth proportional to 10,920,498,622.45, 15,080,696,212.53 and 10,325,557,484.53 is: 14,259,110,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,920,498,622.45 : 15,080,696,212.53 = 10,325,557,484.53 : x
  2. Step 2: Convert to fraction form
    10,920,498,622.45/15,080,696,212.53 = 10,325,557,484.53/x
  3. Step 3: Cross multiply
    10,920,498,622.45x = 15,080,696,212.53 × 10,325,557,484.53
  4. Step 4: Simplify right side
    10,920,498,622.45x = 155,716,595,649,212,383,232
  5. Step 5: Solve for x
    x = 155,716,595,649,212,383,232/10,920,498,622.45
  6. Step 6: Final answer
    x = 14,259,110,415.44

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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.