Home / 481,184,788.74-664,035,499.90-261,168,260.10

Finding the Fourth Proportional to 481,184,788.74, 664,035,499.90 and 261,168,260.10

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Solution

The fourth proportional to 481,184,788.74, 664,035,499.90 and 261,168,260.10 is: 360,412,465.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,184,788.74 : 664,035,499.90 = 261,168,260.10 : x
  2. Step 2: Convert to fraction form
    481,184,788.74/664,035,499.90 = 261,168,260.10/x
  3. Step 3: Cross multiply
    481,184,788.74x = 664,035,499.90 × 261,168,260.10
  4. Step 4: Simplify right side
    481,184,788.74x = 173,424,996,150,196,544
  5. Step 5: Solve for x
    x = 173,424,996,150,196,544/481,184,788.74
  6. Step 6: Final answer
    x = 360,412,465.67

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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.