Home / 13,094,404,908.14-18,070,286,009.73-7,072,910,276.54

Finding the Fourth Proportional to 13,094,404,908.14, 18,070,286,009.73 and 7,072,910,276.54

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Solution

The fourth proportional to 13,094,404,908.14, 18,070,286,009.73 and 7,072,910,276.54 is: 9,760,620,090.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,404,908.14 : 18,070,286,009.73 = 7,072,910,276.54 : x
  2. Step 2: Convert to fraction form
    13,094,404,908.14/18,070,286,009.73 = 7,072,910,276.54/x
  3. Step 3: Cross multiply
    13,094,404,908.14x = 18,070,286,009.73 × 7,072,910,276.54
  4. Step 4: Simplify right side
    13,094,404,908.14x = 127,809,511,618,236,301,312
  5. Step 5: Solve for x
    x = 127,809,511,618,236,301,312/13,094,404,908.14
  6. Step 6: Final answer
    x = 9,760,620,090.40

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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.