Home / 256,562,293.87-354,042,329.46-145,046,467.36

Finding the Fourth Proportional to 256,562,293.87, 354,042,329.46 and 145,046,467.36

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Solution

The fourth proportional to 256,562,293.87, 354,042,329.46 and 145,046,467.36 is: 200,156,415.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,562,293.87 : 354,042,329.46 = 145,046,467.36 : x
  2. Step 2: Convert to fraction form
    256,562,293.87/354,042,329.46 = 145,046,467.36/x
  3. Step 3: Cross multiply
    256,562,293.87x = 354,042,329.46 × 145,046,467.36
  4. Step 4: Simplify right side
    256,562,293.87x = 51,352,589,184,078,256
  5. Step 5: Solve for x
    x = 51,352,589,184,078,256/256,562,293.87
  6. Step 6: Final answer
    x = 200,156,415.85

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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.