Home / 13,859,308,815.30-20,788,736,043.39-4,415,824,365.82

Finding the Fourth Proportional to 13,859,308,815.30, 20,788,736,043.39 and 4,415,824,365.82

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Solution

The fourth proportional to 13,859,308,815.30, 20,788,736,043.39 and 4,415,824,365.82 is: 6,623,664,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859,308,815.30 : 20,788,736,043.39 = 4,415,824,365.82 : x
  2. Step 2: Convert to fraction form
    13,859,308,815.30/20,788,736,043.39 = 4,415,824,365.82/x
  3. Step 3: Cross multiply
    13,859,308,815.30x = 20,788,736,043.39 × 4,415,824,365.82
  4. Step 4: Simplify right side
    13,859,308,815.30x = 91,799,407,155,003,850,752
  5. Step 5: Solve for x
    x = 91,799,407,155,003,850,752/13,859,308,815.30
  6. Step 6: Final answer
    x = 6,623,664,165.25

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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.