Home / 3,900,302,789,558.10-5,382,430,426,530.60-2,166,112,345,889.40

Finding the Fourth Proportional to 3,900,302,789,558.10, 5,382,430,426,530.60 and 2,166,112,345,889.40

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Solution

The fourth proportional to 3,900,302,789,558.10, 5,382,430,426,530.60 and 2,166,112,345,889.40 is: 2,989,242,022,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,302,789,558.10 : 5,382,430,426,530.60 = 2,166,112,345,889.40 : x
  2. Step 2: Convert to fraction form
    3,900,302,789,558.10/5,382,430,426,530.60 = 2,166,112,345,889.40/x
  3. Step 3: Cross multiply
    3,900,302,789,558.10x = 5,382,430,426,530.60 × 2,166,112,345,889.40
  4. Step 4: Simplify right side
    3,900,302,789,558.10x = 11,658,948,997,798,680,414,126,080
  5. Step 5: Solve for x
    x = 11,658,948,997,798,680,414,126,080/3,900,302,789,558.10
  6. Step 6: Final answer
    x = 2,989,242,022,186.60

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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.