Home / 209,952,237.40-314,928,356.10-194,646,736.60

Finding the Fourth Proportional to 209,952,237.40, 314,928,356.10 and 194,646,736.60

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Solution

The fourth proportional to 209,952,237.40, 314,928,356.10 and 194,646,736.60 is: 291,970,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,237.40 : 314,928,356.10 = 194,646,736.60 : x
  2. Step 2: Convert to fraction form
    209,952,237.40/314,928,356.10 = 194,646,736.60/x
  3. Step 3: Cross multiply
    209,952,237.40x = 314,928,356.10 × 194,646,736.60
  4. Step 4: Simplify right side
    209,952,237.40x = 61,299,776,777,667,704
  5. Step 5: Solve for x
    x = 61,299,776,777,667,704/209,952,237.40
  6. Step 6: Final answer
    x = 291,970,104.90

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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.