Home / 180,584,688,165.20-270,698,108,499.60-84,799,241,625.68

Finding the Fourth Proportional to 180,584,688,165.20, 270,698,108,499.60 and 84,799,241,625.68

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Solution

The fourth proportional to 180,584,688,165.20, 270,698,108,499.60 and 84,799,241,625.68 is: 127,114,843,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,584,688,165.20 : 270,698,108,499.60 = 84,799,241,625.68 : x
  2. Step 2: Convert to fraction form
    180,584,688,165.20/270,698,108,499.60 = 84,799,241,625.68/x
  3. Step 3: Cross multiply
    180,584,688,165.20x = 270,698,108,499.60 × 84,799,241,625.68
  4. Step 4: Simplify right side
    180,584,688,165.20x = 22,954,994,310,272,121,831,424
  5. Step 5: Solve for x
    x = 22,954,994,310,272,121,831,424/180,584,688,165.20
  6. Step 6: Final answer
    x = 127,114,843,143.69

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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.