Home / 209,952,023.10-314,928,034.65-194,646,522.30

Finding the Fourth Proportional to 209,952,023.10, 314,928,034.65 and 194,646,522.30

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Solution

The fourth proportional to 209,952,023.10, 314,928,034.65 and 194,646,522.30 is: 291,969,783.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,023.10 : 314,928,034.65 = 194,646,522.30 : x
  2. Step 2: Convert to fraction form
    209,952,023.10/314,928,034.65 = 194,646,522.30/x
  3. Step 3: Cross multiply
    209,952,023.10x = 314,928,034.65 × 194,646,522.30
  4. Step 4: Simplify right side
    209,952,023.10x = 61,299,646,719,396,400
  5. Step 5: Solve for x
    x = 61,299,646,719,396,400/209,952,023.10
  6. Step 6: Final answer
    x = 291,969,783.45

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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.