Home / 785,320,593.28-1,083,733,588.32-428,080,541.44

Finding the Fourth Proportional to 785,320,593.28, 1,083,733,588.32 and 428,080,541.44

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Solution

The fourth proportional to 785,320,593.28, 1,083,733,588.32 and 428,080,541.44 is: 590,746,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,320,593.28 : 1,083,733,588.32 = 428,080,541.44 : x
  2. Step 2: Convert to fraction form
    785,320,593.28/1,083,733,588.32 = 428,080,541.44/x
  3. Step 3: Cross multiply
    785,320,593.28x = 1,083,733,588.32 × 428,080,541.44
  4. Step 4: Simplify right side
    785,320,593.28x = 463,925,261,264,739,648
  5. Step 5: Solve for x
    x = 463,925,261,264,739,648/785,320,593.28
  6. Step 6: Final answer
    x = 590,746,333.71

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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.