Home / 744,662,136.66-1,027,640,887.89-410,142,243.06

Finding the Fourth Proportional to 744,662,136.66, 1,027,640,887.89 and 410,142,243.06

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Solution

The fourth proportional to 744,662,136.66, 1,027,640,887.89 and 410,142,243.06 is: 566,000,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,662,136.66 : 1,027,640,887.89 = 410,142,243.06 : x
  2. Step 2: Convert to fraction form
    744,662,136.66/1,027,640,887.89 = 410,142,243.06/x
  3. Step 3: Cross multiply
    744,662,136.66x = 1,027,640,887.89 × 410,142,243.06
  4. Step 4: Simplify right side
    744,662,136.66x = 421,478,938,819,374,592
  5. Step 5: Solve for x
    x = 421,478,938,819,374,592/744,662,136.66
  6. Step 6: Final answer
    x = 566,000,227.58

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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.