Home / 214,857,832.80-322,286,749.20-71,232,002.40

Finding the Fourth Proportional to 214,857,832.80, 322,286,749.20 and 71,232,002.40

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Solution

The fourth proportional to 214,857,832.80, 322,286,749.20 and 71,232,002.40 is: 106,848,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,857,832.80 : 322,286,749.20 = 71,232,002.40 : x
  2. Step 2: Convert to fraction form
    214,857,832.80/322,286,749.20 = 71,232,002.40/x
  3. Step 3: Cross multiply
    214,857,832.80x = 322,286,749.20 × 71,232,002.40
  4. Step 4: Simplify right side
    214,857,832.80x = 22,957,130,492,502,600
  5. Step 5: Solve for x
    x = 22,957,130,492,502,600/214,857,832.80
  6. Step 6: Final answer
    x = 106,848,003.60

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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.