Home / 13,669,287,848,265-18,863,631,191,381-7,419,154,157,092.50

Finding the Fourth Proportional to 13,669,287,848,265, 18,863,631,191,381 and 7,419,154,157,092.50

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Solution

The fourth proportional to 13,669,287,848,265, 18,863,631,191,381 and 7,419,154,157,092.50 is: 10,238,440,314,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,287,848,265 : 18,863,631,191,381 = 7,419,154,157,092.50 : x
  2. Step 2: Convert to fraction form
    13,669,287,848,265/18,863,631,191,381 = 7,419,154,157,092.50/x
  3. Step 3: Cross multiply
    13,669,287,848,265x = 18,863,631,191,381 × 7,419,154,157,092.50
  4. Step 4: Simplify right side
    13,669,287,848,265x = 139,952,187,771,394,089,725,984,768
  5. Step 5: Solve for x
    x = 139,952,187,771,394,089,725,984,768/13,669,287,848,265
  6. Step 6: Final answer
    x = 10,238,440,314,149.78

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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.