Home / 725,804,903,352.44-1,001,607,274,398.10-400,641,350,876.42

Finding the Fourth Proportional to 725,804,903,352.44, 1,001,607,274,398.10 and 400,641,350,876.42

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Solution

The fourth proportional to 725,804,903,352.44, 1,001,607,274,398.10 and 400,641,350,876.42 is: 552,883,136,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,804,903,352.44 : 1,001,607,274,398.10 = 400,641,350,876.42 : x
  2. Step 2: Convert to fraction form
    725,804,903,352.44/1,001,607,274,398.10 = 400,641,350,876.42/x
  3. Step 3: Cross multiply
    725,804,903,352.44x = 1,001,607,274,398.10 × 400,641,350,876.42
  4. Step 4: Simplify right side
    725,804,903,352.44x = 401,285,291,462,503,811,776,512
  5. Step 5: Solve for x
    x = 401,285,291,462,503,811,776,512/725,804,903,352.44
  6. Step 6: Final answer
    x = 552,883,136,513.68

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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.