Home / 9,877,949,866.43-13,631,583,900.06-5,361,825,987.44

Finding the Fourth Proportional to 9,877,949,866.43, 13,631,583,900.06 and 5,361,825,987.44

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Solution

The fourth proportional to 9,877,949,866.43, 13,631,583,900.06 and 5,361,825,987.44 is: 7,399,326,964.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877,949,866.43 : 13,631,583,900.06 = 5,361,825,987.44 : x
  2. Step 2: Convert to fraction form
    9,877,949,866.43/13,631,583,900.06 = 5,361,825,987.44/x
  3. Step 3: Cross multiply
    9,877,949,866.43x = 13,631,583,900.06 × 5,361,825,987.44
  4. Step 4: Simplify right side
    9,877,949,866.43x = 73,090,180,805,242,257,408
  5. Step 5: Solve for x
    x = 73,090,180,805,242,257,408/9,877,949,866.43
  6. Step 6: Final answer
    x = 7,399,326,964.97

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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.