Home / 725,804,903,354.93-1,001,607,274,401.50-400,641,350,878.93

Finding the Fourth Proportional to 725,804,903,354.93, 1,001,607,274,401.50 and 400,641,350,878.93

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Solution

The fourth proportional to 725,804,903,354.93, 1,001,607,274,401.50 and 400,641,350,878.93 is: 552,883,136,517.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,804,903,354.93 : 1,001,607,274,401.50 = 400,641,350,878.93 : x
  2. Step 2: Convert to fraction form
    725,804,903,354.93/1,001,607,274,401.50 = 400,641,350,878.93/x
  3. Step 3: Cross multiply
    725,804,903,354.93x = 1,001,607,274,401.50 × 400,641,350,878.93
  4. Step 4: Simplify right side
    725,804,903,354.93x = 401,285,291,466,380,086,870,016
  5. Step 5: Solve for x
    x = 401,285,291,466,380,086,870,016/725,804,903,354.93
  6. Step 6: Final answer
    x = 552,883,136,517.12

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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.