Home / 749,188,948,185.96-1,033,878,141,548.20-406,632,810,265.48

Finding the Fourth Proportional to 749,188,948,185.96, 1,033,878,141,548.20 and 406,632,810,265.48

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Solution

The fourth proportional to 749,188,948,185.96, 1,033,878,141,548.20 and 406,632,810,265.48 is: 561,151,863,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,188,948,185.96 : 1,033,878,141,548.20 = 406,632,810,265.48 : x
  2. Step 2: Convert to fraction form
    749,188,948,185.96/1,033,878,141,548.20 = 406,632,810,265.48/x
  3. Step 3: Cross multiply
    749,188,948,185.96x = 1,033,878,141,548.20 × 406,632,810,265.48
  4. Step 4: Simplify right side
    749,188,948,185.96x = 420,408,774,169,796,263,542,784
  5. Step 5: Solve for x
    x = 420,408,774,169,796,263,542,784/749,188,948,185.96
  6. Step 6: Final answer
    x = 561,151,863,208.54

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Double scale
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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.