Home / 255,346,800.32-383,074,000.68-82,810,160.32

Finding the Fourth Proportional to 255,346,800.32, 383,074,000.68 and 82,810,160.32

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Solution

The fourth proportional to 255,346,800.32, 383,074,000.68 and 82,810,160.32 is: 124,232,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,346,800.32 : 383,074,000.68 = 82,810,160.32 : x
  2. Step 2: Convert to fraction form
    255,346,800.32/383,074,000.68 = 82,810,160.32/x
  3. Step 3: Cross multiply
    255,346,800.32x = 383,074,000.68 × 82,810,160.32
  4. Step 4: Simplify right side
    255,346,800.32x = 31,722,419,410,734,588
  5. Step 5: Solve for x
    x = 31,722,419,410,734,588/255,346,800.32
  6. Step 6: Final answer
    x = 124,232,688.14

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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.