Home / 363,505,678,469.40-545,258,517,704.10-214,736,210,693.40

Finding the Fourth Proportional to 363,505,678,469.40, 545,258,517,704.10 and 214,736,210,693.40

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Solution

The fourth proportional to 363,505,678,469.40, 545,258,517,704.10 and 214,736,210,693.40 is: 322,104,316,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,505,678,469.40 : 545,258,517,704.10 = 214,736,210,693.40 : x
  2. Step 2: Convert to fraction form
    363,505,678,469.40/545,258,517,704.10 = 214,736,210,693.40/x
  3. Step 3: Cross multiply
    363,505,678,469.40x = 545,258,517,704.10 × 214,736,210,693.40
  4. Step 4: Simplify right side
    363,505,678,469.40x = 117,086,747,940,078,584,070,144
  5. Step 5: Solve for x
    x = 117,086,747,940,078,584,070,144/363,505,678,469.40
  6. Step 6: Final answer
    x = 322,104,316,040.10

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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.