Home / 107,949,081.10-161,923,621.65-53,370,090.40

Finding the Fourth Proportional to 107,949,081.10, 161,923,621.65 and 53,370,090.40

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Solution

The fourth proportional to 107,949,081.10, 161,923,621.65 and 53,370,090.40 is: 80,055,135.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,949,081.10 : 161,923,621.65 = 53,370,090.40 : x
  2. Step 2: Convert to fraction form
    107,949,081.10/161,923,621.65 = 53,370,090.40/x
  3. Step 3: Cross multiply
    107,949,081.10x = 161,923,621.65 × 53,370,090.40
  4. Step 4: Simplify right side
    107,949,081.10x = 8,641,878,325,355,897
  5. Step 5: Solve for x
    x = 8,641,878,325,355,897/107,949,081.10
  6. Step 6: Final answer
    x = 80,055,135.60

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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.