Home / 848,441,645.64-1,271,837,086.14-405,669,263.76

Finding the Fourth Proportional to 848,441,645.64, 1,271,837,086.14 and 405,669,263.76

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Solution

The fourth proportional to 848,441,645.64, 1,271,837,086.14 and 405,669,263.76 is: 608,109,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,441,645.64 : 1,271,837,086.14 = 405,669,263.76 : x
  2. Step 2: Convert to fraction form
    848,441,645.64/1,271,837,086.14 = 405,669,263.76/x
  3. Step 3: Cross multiply
    848,441,645.64x = 1,271,837,086.14 × 405,669,263.76
  4. Step 4: Simplify right side
    848,441,645.64x = 515,945,214,357,077,504
  5. Step 5: Solve for x
    x = 515,945,214,357,077,504/848,441,645.64
  6. Step 6: Final answer
    x = 608,109,251.84

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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.