Home / 471,940,735.40-651,280,998.32-273,820,197.63

Finding the Fourth Proportional to 471,940,735.40, 651,280,998.32 and 273,820,197.63

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Solution

The fourth proportional to 471,940,735.40, 651,280,998.32 and 273,820,197.63 is: 377,873,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,940,735.40 : 651,280,998.32 = 273,820,197.63 : x
  2. Step 2: Convert to fraction form
    471,940,735.40/651,280,998.32 = 273,820,197.63/x
  3. Step 3: Cross multiply
    471,940,735.40x = 651,280,998.32 × 273,820,197.63
  4. Step 4: Simplify right side
    471,940,735.40x = 178,333,891,674,746,144
  5. Step 5: Solve for x
    x = 178,333,891,674,746,144/471,940,735.40
  6. Step 6: Final answer
    x = 377,873,487.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.