Home / 209,952,507.60-314,928,761.40-158,934,171.60

Finding the Fourth Proportional to 209,952,507.60, 314,928,761.40 and 158,934,171.60

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Solution

The fourth proportional to 209,952,507.60, 314,928,761.40 and 158,934,171.60 is: 238,401,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,507.60 : 314,928,761.40 = 158,934,171.60 : x
  2. Step 2: Convert to fraction form
    209,952,507.60/314,928,761.40 = 158,934,171.60/x
  3. Step 3: Cross multiply
    209,952,507.60x = 314,928,761.40 × 158,934,171.60
  4. Step 4: Simplify right side
    209,952,507.60x = 50,052,941,806,123,048
  5. Step 5: Solve for x
    x = 50,052,941,806,123,048/209,952,507.60
  6. Step 6: Final answer
    x = 238,401,257.40

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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.