Home / 3,729,370,818.78-5,146,653,539.79-2,035,915,759.80

Finding the Fourth Proportional to 3,729,370,818.78, 5,146,653,539.79 and 2,035,915,759.80

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Solution

The fourth proportional to 3,729,370,818.78, 5,146,653,539.79 and 2,035,915,759.80 is: 2,809,630,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729,370,818.78 : 5,146,653,539.79 = 2,035,915,759.80 : x
  2. Step 2: Convert to fraction form
    3,729,370,818.78/5,146,653,539.79 = 2,035,915,759.80/x
  3. Step 3: Cross multiply
    3,729,370,818.78x = 5,146,653,539.79 × 2,035,915,759.80
  4. Step 4: Simplify right side
    3,729,370,818.78x = 10,478,153,051,888,916,480
  5. Step 5: Solve for x
    x = 10,478,153,051,888,916,480/3,729,370,818.78
  6. Step 6: Final answer
    x = 2,809,630,246.24

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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.