Home / 406,078,133,843.47-560,401,263,976.44-223,181,718,341.84

Finding the Fourth Proportional to 406,078,133,843.47, 560,401,263,976.44 and 223,181,718,341.84

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Solution

The fourth proportional to 406,078,133,843.47, 560,401,263,976.44 and 223,181,718,341.84 is: 307,998,157,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,078,133,843.47 : 560,401,263,976.44 = 223,181,718,341.84 : x
  2. Step 2: Convert to fraction form
    406,078,133,843.47/560,401,263,976.44 = 223,181,718,341.84/x
  3. Step 3: Cross multiply
    406,078,133,843.47x = 560,401,263,976.44 × 223,181,718,341.84
  4. Step 4: Simplify right side
    406,078,133,843.47x = 125,071,317,055,200,938,688,512
  5. Step 5: Solve for x
    x = 125,071,317,055,200,938,688,512/406,078,133,843.47
  6. Step 6: Final answer
    x = 307,998,157,574.80

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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.