Home / 15,317,611,478.78-22,929,292,378.08-9,994,261,185.45

Finding the Fourth Proportional to 15,317,611,478.78, 22,929,292,378.08 and 9,994,261,185.45

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Solution

The fourth proportional to 15,317,611,478.78, 22,929,292,378.08 and 9,994,261,185.45 is: 14,960,644,297.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317,611,478.78 : 22,929,292,378.08 = 9,994,261,185.45 : x
  2. Step 2: Convert to fraction form
    15,317,611,478.78/22,929,292,378.08 = 9,994,261,185.45/x
  3. Step 3: Cross multiply
    15,317,611,478.78x = 22,929,292,378.08 × 9,994,261,185.45
  4. Step 4: Simplify right side
    15,317,611,478.78x = 229,161,336,824,079,515,648
  5. Step 5: Solve for x
    x = 229,161,336,824,079,515,648/15,317,611,478.78
  6. Step 6: Final answer
    x = 14,960,644,297.68

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.