Home / 618,764,888,967.56-853,895,587,837.30-344,404,653,524.60

Finding the Fourth Proportional to 618,764,888,967.56, 853,895,587,837.30 and 344,404,653,524.60

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Solution

The fourth proportional to 618,764,888,967.56, 853,895,587,837.30 and 344,404,653,524.60 is: 475,278,444,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,764,888,967.56 : 853,895,587,837.30 = 344,404,653,524.60 : x
  2. Step 2: Convert to fraction form
    618,764,888,967.56/853,895,587,837.30 = 344,404,653,524.60/x
  3. Step 3: Cross multiply
    618,764,888,967.56x = 853,895,587,837.30 × 344,404,653,524.60
  4. Step 4: Simplify right side
    618,764,888,967.56x = 294,085,614,075,289,937,117,184
  5. Step 5: Solve for x
    x = 294,085,614,075,289,937,117,184/618,764,888,967.56
  6. Step 6: Final answer
    x = 475,278,444,719.10

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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.