Home / 744,828,543-1,027,810,314.96-443,397,865.44

Finding the Fourth Proportional to 744,828,543, 1,027,810,314.96 and 443,397,865.44

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Solution

The fourth proportional to 744,828,543, 1,027,810,314.96 and 443,397,865.44 is: 611,857,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,828,543 : 1,027,810,314.96 = 443,397,865.44 : x
  2. Step 2: Convert to fraction form
    744,828,543/1,027,810,314.96 = 443,397,865.44/x
  3. Step 3: Cross multiply
    744,828,543x = 1,027,810,314.96 × 443,397,865.44
  4. Step 4: Simplify right side
    744,828,543x = 455,728,899,730,478,144
  5. Step 5: Solve for x
    x = 455,728,899,730,478,144/744,828,543
  6. Step 6: Final answer
    x = 611,857,459.03

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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.