Home / 644,859,458,764.44-890,228,232,996.06-401,067,508,623

Finding the Fourth Proportional to 644,859,458,764.44, 890,228,232,996.06 and 401,067,508,623

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Solution

The fourth proportional to 644,859,458,764.44, 890,228,232,996.06 and 401,067,508,623 is: 553,673,540,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,859,458,764.44 : 890,228,232,996.06 = 401,067,508,623 : x
  2. Step 2: Convert to fraction form
    644,859,458,764.44/890,228,232,996.06 = 401,067,508,623/x
  3. Step 3: Cross multiply
    644,859,458,764.44x = 890,228,232,996.06 × 401,067,508,623
  4. Step 4: Simplify right side
    644,859,458,764.44x = 357,041,619,513,585,342,349,312
  5. Step 5: Solve for x
    x = 357,041,619,513,585,342,349,312/644,859,458,764.44
  6. Step 6: Final answer
    x = 553,673,540,274.47

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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.