Home / 13,978,635,348.15-20,970,897,848.91-4,534,541,760.40

Finding the Fourth Proportional to 13,978,635,348.15, 20,970,897,848.91 and 4,534,541,760.40

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Solution

The fourth proportional to 13,978,635,348.15, 20,970,897,848.91 and 4,534,541,760.40 is: 6,802,767,915.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,978,635,348.15 : 20,970,897,848.91 = 4,534,541,760.40 : x
  2. Step 2: Convert to fraction form
    13,978,635,348.15/20,970,897,848.91 = 4,534,541,760.40/x
  3. Step 3: Cross multiply
    13,978,635,348.15x = 20,970,897,848.91 × 4,534,541,760.40
  4. Step 4: Simplify right side
    13,978,635,348.15x = 95,093,412,048,914,595,840
  5. Step 5: Solve for x
    x = 95,093,412,048,914,595,840/13,978,635,348.15
  6. Step 6: Final answer
    x = 6,802,767,915.50

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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.