Home / 13,783,718,483.82-20,680,788,504.53-5,395,618,929.20

Finding the Fourth Proportional to 13,783,718,483.82, 20,680,788,504.53 and 5,395,618,929.20

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Solution

The fourth proportional to 13,783,718,483.82, 20,680,788,504.53 and 5,395,618,929.20 is: 8,095,468,146.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,718,483.82 : 20,680,788,504.53 = 5,395,618,929.20 : x
  2. Step 2: Convert to fraction form
    13,783,718,483.82/20,680,788,504.53 = 5,395,618,929.20/x
  3. Step 3: Cross multiply
    13,783,718,483.82x = 20,680,788,504.53 × 5,395,618,929.20
  4. Step 4: Simplify right side
    13,783,718,483.82x = 111,585,653,925,736,611,840
  5. Step 5: Solve for x
    x = 111,585,653,925,736,611,840/13,783,718,483.82
  6. Step 6: Final answer
    x = 8,095,468,146.47

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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.