Home / 719,061,557,593.36-1,077,091,404,401.80-431,307,034,550.64

Finding the Fourth Proportional to 719,061,557,593.36, 1,077,091,404,401.80 and 431,307,034,550.64

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Solution

The fourth proportional to 719,061,557,593.36, 1,077,091,404,401.80 and 431,307,034,550.64 is: 646,060,263,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,061,557,593.36 : 1,077,091,404,401.80 = 431,307,034,550.64 : x
  2. Step 2: Convert to fraction form
    719,061,557,593.36/1,077,091,404,401.80 = 431,307,034,550.64/x
  3. Step 3: Cross multiply
    719,061,557,593.36x = 1,077,091,404,401.80 × 431,307,034,550.64
  4. Step 4: Simplify right side
    719,061,557,593.36x = 464,557,099,572,524,520,308,736
  5. Step 5: Solve for x
    x = 464,557,099,572,524,520,308,736/719,061,557,593.36
  6. Step 6: Final answer
    x = 646,060,263,779.58

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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.