Home / 19,858,992,003.10-29,788,488,004.65-8,805,775,030.30

Finding the Fourth Proportional to 19,858,992,003.10, 29,788,488,004.65 and 8,805,775,030.30

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Solution

The fourth proportional to 19,858,992,003.10, 29,788,488,004.65 and 8,805,775,030.30 is: 13,208,662,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858,992,003.10 : 29,788,488,004.65 = 8,805,775,030.30 : x
  2. Step 2: Convert to fraction form
    19,858,992,003.10/29,788,488,004.65 = 8,805,775,030.30/x
  3. Step 3: Cross multiply
    19,858,992,003.10x = 29,788,488,004.65 × 8,805,775,030.30
  4. Step 4: Simplify right side
    19,858,992,003.10x = 262,310,723,861,738,029,056
  5. Step 5: Solve for x
    x = 262,310,723,861,738,029,056/19,858,992,003.10
  6. Step 6: Final answer
    x = 13,208,662,545.45

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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.