Home / 135,422,206.32-203,106,858.93-43,281,228.18

Finding the Fourth Proportional to 135,422,206.32, 203,106,858.93 and 43,281,228.18

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Solution

The fourth proportional to 135,422,206.32, 203,106,858.93 and 43,281,228.18 is: 64,913,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,422,206.32 : 203,106,858.93 = 43,281,228.18 : x
  2. Step 2: Convert to fraction form
    135,422,206.32/203,106,858.93 = 43,281,228.18/x
  3. Step 3: Cross multiply
    135,422,206.32x = 203,106,858.93 × 43,281,228.18
  4. Step 4: Simplify right side
    135,422,206.32x = 8,790,714,306,272,401
  5. Step 5: Solve for x
    x = 8,790,714,306,272,401/135,422,206.32
  6. Step 6: Final answer
    x = 64,913,388.62

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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.