Home / 1,617,467,629.20-2,426,201,443.80-1,553,978,144.40

Finding the Fourth Proportional to 1,617,467,629.20, 2,426,201,443.80 and 1,553,978,144.40

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Solution

The fourth proportional to 1,617,467,629.20, 2,426,201,443.80 and 1,553,978,144.40 is: 2,330,967,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,467,629.20 : 2,426,201,443.80 = 1,553,978,144.40 : x
  2. Step 2: Convert to fraction form
    1,617,467,629.20/2,426,201,443.80 = 1,553,978,144.40/x
  3. Step 3: Cross multiply
    1,617,467,629.20x = 2,426,201,443.80 × 1,553,978,144.40
  4. Step 4: Simplify right side
    1,617,467,629.20x = 3,770,264,017,576,925,184
  5. Step 5: Solve for x
    x = 3,770,264,017,576,925,184/1,617,467,629.20
  6. Step 6: Final answer
    x = 2,330,967,216.60

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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.