Home / 438,322,081,480.48-604,669,523,499.98-380,369,121,754.47

Finding the Fourth Proportional to 438,322,081,480.48, 604,669,523,499.98 and 380,369,121,754.47

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Solution

The fourth proportional to 438,322,081,480.48, 604,669,523,499.98 and 380,369,121,754.47 is: 524,722,858,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,322,081,480.48 : 604,669,523,499.98 = 380,369,121,754.47 : x
  2. Step 2: Convert to fraction form
    438,322,081,480.48/604,669,523,499.98 = 380,369,121,754.47/x
  3. Step 3: Cross multiply
    438,322,081,480.48x = 604,669,523,499.98 × 380,369,121,754.47
  4. Step 4: Simplify right side
    438,322,081,480.48x = 229,997,615,605,381,236,523,008
  5. Step 5: Solve for x
    x = 229,997,615,605,381,236,523,008/438,322,081,480.48
  6. Step 6: Final answer
    x = 524,722,858,653.48

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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.