Home / 209,952,312.60-314,928,468.90-193,324,114.20

Finding the Fourth Proportional to 209,952,312.60, 314,928,468.90 and 193,324,114.20

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Solution

The fourth proportional to 209,952,312.60, 314,928,468.90 and 193,324,114.20 is: 289,986,171.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,312.60 : 314,928,468.90 = 193,324,114.20 : x
  2. Step 2: Convert to fraction form
    209,952,312.60/314,928,468.90 = 193,324,114.20/x
  3. Step 3: Cross multiply
    209,952,312.60x = 314,928,468.90 × 193,324,114.20
  4. Step 4: Simplify right side
    209,952,312.60x = 60,883,267,286,454,744
  5. Step 5: Solve for x
    x = 60,883,267,286,454,744/209,952,312.60
  6. Step 6: Final answer
    x = 289,986,171.30

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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.