Home / 209,928,080.60-314,892,120.90-133,589,533.40

Finding the Fourth Proportional to 209,928,080.60, 314,892,120.90 and 133,589,533.40

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Solution

The fourth proportional to 209,928,080.60, 314,892,120.90 and 133,589,533.40 is: 200,384,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,928,080.60 : 314,892,120.90 = 133,589,533.40 : x
  2. Step 2: Convert to fraction form
    209,928,080.60/314,892,120.90 = 133,589,533.40/x
  3. Step 3: Cross multiply
    209,928,080.60x = 314,892,120.90 × 133,589,533.40
  4. Step 4: Simplify right side
    209,928,080.60x = 42,066,291,502,367,384
  5. Step 5: Solve for x
    x = 42,066,291,502,367,384/209,928,080.60
  6. Step 6: Final answer
    x = 200,384,300.10

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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.