Home / 743,755,531,291.20-1,115,633,296,936.80-240,728,768,373.60

Finding the Fourth Proportional to 743,755,531,291.20, 1,115,633,296,936.80 and 240,728,768,373.60

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Solution

The fourth proportional to 743,755,531,291.20, 1,115,633,296,936.80 and 240,728,768,373.60 is: 361,093,152,560.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,755,531,291.20 : 1,115,633,296,936.80 = 240,728,768,373.60 : x
  2. Step 2: Convert to fraction form
    743,755,531,291.20/1,115,633,296,936.80 = 240,728,768,373.60/x
  3. Step 3: Cross multiply
    743,755,531,291.20x = 1,115,633,296,936.80 × 240,728,768,373.60
  4. Step 4: Simplify right side
    743,755,531,291.20x = 268,565,029,528,174,648,623,104
  5. Step 5: Solve for x
    x = 268,565,029,528,174,648,623,104/743,755,531,291.20
  6. Step 6: Final answer
    x = 361,093,152,560.40

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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.