Home / 725,804,903,359.30-1,001,607,274,407.60-400,641,350,883.31

Finding the Fourth Proportional to 725,804,903,359.30, 1,001,607,274,407.60 and 400,641,350,883.31

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Solution

The fourth proportional to 725,804,903,359.30, 1,001,607,274,407.60 and 400,641,350,883.31 is: 552,883,136,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,804,903,359.30 : 1,001,607,274,407.60 = 400,641,350,883.31 : x
  2. Step 2: Convert to fraction form
    725,804,903,359.30/1,001,607,274,407.60 = 400,641,350,883.31/x
  3. Step 3: Cross multiply
    725,804,903,359.30x = 1,001,607,274,407.60 × 400,641,350,883.31
  4. Step 4: Simplify right side
    725,804,903,359.30x = 401,285,291,473,211,031,027,712
  5. Step 5: Solve for x
    x = 401,285,291,473,211,031,027,712/725,804,903,359.30
  6. Step 6: Final answer
    x = 552,883,136,523.20

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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.