Home / 13,524,531,564.54-18,656,099,301.48-8,435,059,548.72

Finding the Fourth Proportional to 13,524,531,564.54, 18,656,099,301.48 and 8,435,059,548.72

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Solution

The fourth proportional to 13,524,531,564.54, 18,656,099,301.48 and 8,435,059,548.72 is: 11,635,545,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,531,564.54 : 18,656,099,301.48 = 8,435,059,548.72 : x
  2. Step 2: Convert to fraction form
    13,524,531,564.54/18,656,099,301.48 = 8,435,059,548.72/x
  3. Step 3: Cross multiply
    13,524,531,564.54x = 18,656,099,301.48 × 8,435,059,548.72
  4. Step 4: Simplify right side
    13,524,531,564.54x = 157,365,308,554,817,404,928
  5. Step 5: Solve for x
    x = 157,365,308,554,817,404,928/13,524,531,564.54
  6. Step 6: Final answer
    x = 11,635,545,956.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.