Home / 12,425,453,644.80-18,640,798,090.92-4,030,703,789.02

Finding the Fourth Proportional to 12,425,453,644.80, 18,640,798,090.92 and 4,030,703,789.02

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Solution

The fourth proportional to 12,425,453,644.80, 18,640,798,090.92 and 4,030,703,789.02 is: 6,046,904,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,453,644.80 : 18,640,798,090.92 = 4,030,703,789.02 : x
  2. Step 2: Convert to fraction form
    12,425,453,644.80/18,640,798,090.92 = 4,030,703,789.02/x
  3. Step 3: Cross multiply
    12,425,453,644.80x = 18,640,798,090.92 × 4,030,703,789.02
  4. Step 4: Simplify right side
    12,425,453,644.80x = 75,135,535,495,428,014,080
  5. Step 5: Solve for x
    x = 75,135,535,495,428,014,080/12,425,453,644.80
  6. Step 6: Final answer
    x = 6,046,904,816.78

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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.