Home / 209,952,499.10-314,928,748.65-158,934,163.10

Finding the Fourth Proportional to 209,952,499.10, 314,928,748.65 and 158,934,163.10

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Solution

The fourth proportional to 209,952,499.10, 314,928,748.65 and 158,934,163.10 is: 238,401,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,499.10 : 314,928,748.65 = 158,934,163.10 : x
  2. Step 2: Convert to fraction form
    209,952,499.10/314,928,748.65 = 158,934,163.10/x
  3. Step 3: Cross multiply
    209,952,499.10x = 314,928,748.65 × 158,934,163.10
  4. Step 4: Simplify right side
    209,952,499.10x = 50,052,937,102,818,000
  5. Step 5: Solve for x
    x = 50,052,937,102,818,000/209,952,499.10
  6. Step 6: Final answer
    x = 238,401,244.65

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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.