Home / 406,078,133,858.58-560,401,263,997.26-223,181,718,356.90

Finding the Fourth Proportional to 406,078,133,858.58, 560,401,263,997.26 and 223,181,718,356.90

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Solution

The fourth proportional to 406,078,133,858.58, 560,401,263,997.26 and 223,181,718,356.90 is: 307,998,157,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,078,133,858.58 : 560,401,263,997.26 = 223,181,718,356.90 : x
  2. Step 2: Convert to fraction form
    406,078,133,858.58/560,401,263,997.26 = 223,181,718,356.90/x
  3. Step 3: Cross multiply
    406,078,133,858.58x = 560,401,263,997.26 × 223,181,718,356.90
  4. Step 4: Simplify right side
    406,078,133,858.58x = 125,071,317,068,287,251,054,592
  5. Step 5: Solve for x
    x = 125,071,317,068,287,251,054,592/406,078,133,858.58
  6. Step 6: Final answer
    x = 307,998,157,595.56

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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.