Home / 19,858,992,003.60-29,788,488,005.40-8,805,775,030.80

Finding the Fourth Proportional to 19,858,992,003.60, 29,788,488,005.40 and 8,805,775,030.80

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Solution

The fourth proportional to 19,858,992,003.60, 29,788,488,005.40 and 8,805,775,030.80 is: 13,208,662,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858,992,003.60 : 29,788,488,005.40 = 8,805,775,030.80 : x
  2. Step 2: Convert to fraction form
    19,858,992,003.60/29,788,488,005.40 = 8,805,775,030.80/x
  3. Step 3: Cross multiply
    19,858,992,003.60x = 29,788,488,005.40 × 8,805,775,030.80
  4. Step 4: Simplify right side
    19,858,992,003.60x = 262,310,723,883,236,622,336
  5. Step 5: Solve for x
    x = 262,310,723,883,236,622,336/19,858,992,003.60
  6. Step 6: Final answer
    x = 13,208,662,546.20

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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.