Home / 1,345,765,402.62-1,857,078,771.32-751,003,207.47

Finding the Fourth Proportional to 1,345,765,402.62, 1,857,078,771.32 and 751,003,207.47

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Solution

The fourth proportional to 1,345,765,402.62, 1,857,078,771.32 and 751,003,207.47 is: 1,036,341,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,765,402.62 : 1,857,078,771.32 = 751,003,207.47 : x
  2. Step 2: Convert to fraction form
    1,345,765,402.62/1,857,078,771.32 = 751,003,207.47/x
  3. Step 3: Cross multiply
    1,345,765,402.62x = 1,857,078,771.32 × 751,003,207.47
  4. Step 4: Simplify right side
    1,345,765,402.62x = 1,394,672,113,785,766,656
  5. Step 5: Solve for x
    x = 1,394,672,113,785,766,656/1,345,765,402.62
  6. Step 6: Final answer
    x = 1,036,341,186.27

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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.