Home / 848,441,648.64-1,271,837,090.64-405,669,266.76

Finding the Fourth Proportional to 848,441,648.64, 1,271,837,090.64 and 405,669,266.76

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Solution

The fourth proportional to 848,441,648.64, 1,271,837,090.64 and 405,669,266.76 is: 608,109,256.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,441,648.64 : 1,271,837,090.64 = 405,669,266.76 : x
  2. Step 2: Convert to fraction form
    848,441,648.64/1,271,837,090.64 = 405,669,266.76/x
  3. Step 3: Cross multiply
    848,441,648.64x = 1,271,837,090.64 × 405,669,266.76
  4. Step 4: Simplify right side
    848,441,648.64x = 515,945,219,998,100,480
  5. Step 5: Solve for x
    x = 515,945,219,998,100,480/848,441,648.64
  6. Step 6: Final answer
    x = 608,109,256.33

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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.