Home / 3,900,302,789,593.20-5,382,430,426,579.10-2,166,112,345,925

Finding the Fourth Proportional to 3,900,302,789,593.20, 5,382,430,426,579.10 and 2,166,112,345,925

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Solution

The fourth proportional to 3,900,302,789,593.20, 5,382,430,426,579.10 and 2,166,112,345,925 is: 2,989,242,022,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,302,789,593.20 : 5,382,430,426,579.10 = 2,166,112,345,925 : x
  2. Step 2: Convert to fraction form
    3,900,302,789,593.20/5,382,430,426,579.10 = 2,166,112,345,925/x
  3. Step 3: Cross multiply
    3,900,302,789,593.20x = 5,382,430,426,579.10 × 2,166,112,345,925
  4. Step 4: Simplify right side
    3,900,302,789,593.20x = 11,658,948,998,095,350,985,129,984
  5. Step 5: Solve for x
    x = 11,658,948,998,095,350,985,129,984/3,900,302,789,593.20
  6. Step 6: Final answer
    x = 2,989,242,022,235.76

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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.