Home / 367,558,512.48-551,335,771.08-212,011,490.88

Finding the Fourth Proportional to 367,558,512.48, 551,335,771.08 and 212,011,490.88

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Solution

The fourth proportional to 367,558,512.48, 551,335,771.08 and 212,011,490.88 is: 318,016,084.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,558,512.48 : 551,335,771.08 = 212,011,490.88 : x
  2. Step 2: Convert to fraction form
    367,558,512.48/551,335,771.08 = 212,011,490.88/x
  3. Step 3: Cross multiply
    367,558,512.48x = 551,335,771.08 × 212,011,490.88
  4. Step 4: Simplify right side
    367,558,512.48x = 116,889,518,802,145,200
  5. Step 5: Solve for x
    x = 116,889,518,802,145,200/367,558,512.48
  6. Step 6: Final answer
    x = 318,016,084.06

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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.