Home / 209,952,454.80-314,928,682.20-204,283,750.80

Finding the Fourth Proportional to 209,952,454.80, 314,928,682.20 and 204,283,750.80

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Solution

The fourth proportional to 209,952,454.80, 314,928,682.20 and 204,283,750.80 is: 306,425,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,454.80 : 314,928,682.20 = 204,283,750.80 : x
  2. Step 2: Convert to fraction form
    209,952,454.80/314,928,682.20 = 204,283,750.80/x
  3. Step 3: Cross multiply
    209,952,454.80x = 314,928,682.20 × 204,283,750.80
  4. Step 4: Simplify right side
    209,952,454.80x = 64,334,812,434,317,200
  5. Step 5: Solve for x
    x = 64,334,812,434,317,200/209,952,454.80
  6. Step 6: Final answer
    x = 306,425,626.20

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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.