Home / 837,132,658.40-1,255,698,987.60-254,862,279.20

Finding the Fourth Proportional to 837,132,658.40, 1,255,698,987.60 and 254,862,279.20

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Solution

The fourth proportional to 837,132,658.40, 1,255,698,987.60 and 254,862,279.20 is: 382,293,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,132,658.40 : 1,255,698,987.60 = 254,862,279.20 : x
  2. Step 2: Convert to fraction form
    837,132,658.40/1,255,698,987.60 = 254,862,279.20/x
  3. Step 3: Cross multiply
    837,132,658.40x = 1,255,698,987.60 × 254,862,279.20
  4. Step 4: Simplify right side
    837,132,658.40x = 320,030,305,968,868,480
  5. Step 5: Solve for x
    x = 320,030,305,968,868,480/837,132,658.40
  6. Step 6: Final answer
    x = 382,293,418.80

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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.