Home / 209,952,612.20-314,928,918.30-164,036,109.80

Finding the Fourth Proportional to 209,952,612.20, 314,928,918.30 and 164,036,109.80

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Solution

The fourth proportional to 209,952,612.20, 314,928,918.30 and 164,036,109.80 is: 246,054,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,612.20 : 314,928,918.30 = 164,036,109.80 : x
  2. Step 2: Convert to fraction form
    209,952,612.20/314,928,918.30 = 164,036,109.80/x
  3. Step 3: Cross multiply
    209,952,612.20x = 314,928,918.30 × 164,036,109.80
  4. Step 4: Simplify right side
    209,952,612.20x = 51,659,714,621,454,032
  5. Step 5: Solve for x
    x = 51,659,714,621,454,032/209,952,612.20
  6. Step 6: Final answer
    x = 246,054,164.70

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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.