Home / 145,150,286.40-217,725,429.60-134,064,820.80

Finding the Fourth Proportional to 145,150,286.40, 217,725,429.60 and 134,064,820.80

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Solution

The fourth proportional to 145,150,286.40, 217,725,429.60 and 134,064,820.80 is: 201,097,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,150,286.40 : 217,725,429.60 = 134,064,820.80 : x
  2. Step 2: Convert to fraction form
    145,150,286.40/217,725,429.60 = 134,064,820.80/x
  3. Step 3: Cross multiply
    145,150,286.40x = 217,725,429.60 × 134,064,820.80
  4. Step 4: Simplify right side
    145,150,286.40x = 29,189,320,702,927,016
  5. Step 5: Solve for x
    x = 29,189,320,702,927,016/145,150,286.40
  6. Step 6: Final answer
    x = 201,097,231.20

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1.5x scale

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.