Home / 1,252,100,403.44-1,878,514,108.60-504,730,479.60

Finding the Fourth Proportional to 1,252,100,403.44, 1,878,514,108.60 and 504,730,479.60

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Solution

The fourth proportional to 1,252,100,403.44, 1,878,514,108.60 and 504,730,479.60 is: 757,242,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,100,403.44 : 1,878,514,108.60 = 504,730,479.60 : x
  2. Step 2: Convert to fraction form
    1,252,100,403.44/1,878,514,108.60 = 504,730,479.60/x
  3. Step 3: Cross multiply
    1,252,100,403.44x = 1,878,514,108.60 × 504,730,479.60
  4. Step 4: Simplify right side
    1,252,100,403.44x = 948,143,326,969,044,480
  5. Step 5: Solve for x
    x = 948,143,326,969,044,480/1,252,100,403.44
  6. Step 6: Final answer
    x = 757,242,250.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.