Home / 874,346,334.90-1,206,595,892.70-498,002,850.24

Finding the Fourth Proportional to 874,346,334.90, 1,206,595,892.70 and 498,002,850.24

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Solution

The fourth proportional to 874,346,334.90, 1,206,595,892.70 and 498,002,850.24 is: 687,242,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,346,334.90 : 1,206,595,892.70 = 498,002,850.24 : x
  2. Step 2: Convert to fraction form
    874,346,334.90/1,206,595,892.70 = 498,002,850.24/x
  3. Step 3: Cross multiply
    874,346,334.90x = 1,206,595,892.70 × 498,002,850.24
  4. Step 4: Simplify right side
    874,346,334.90x = 600,888,193,652,477,184
  5. Step 5: Solve for x
    x = 600,888,193,652,477,184/874,346,334.90
  6. Step 6: Final answer
    x = 687,242,766.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.