Home / 437,311,039.40-656,132,231.64-262,556,111.96

Finding the Fourth Proportional to 437,311,039.40, 656,132,231.64 and 262,556,111.96

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Solution

The fourth proportional to 437,311,039.40, 656,132,231.64 and 262,556,111.96 is: 393,933,635.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,311,039.40 : 656,132,231.64 = 262,556,111.96 : x
  2. Step 2: Convert to fraction form
    437,311,039.40/656,132,231.64 = 262,556,111.96/x
  3. Step 3: Cross multiply
    437,311,039.40x = 656,132,231.64 × 262,556,111.96
  4. Step 4: Simplify right side
    437,311,039.40x = 172,271,527,671,036,512
  5. Step 5: Solve for x
    x = 172,271,527,671,036,512/437,311,039.40
  6. Step 6: Final answer
    x = 393,933,635.67

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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.