Home / 629,099,047.68-942,966,925.44-321,970,064.64

Finding the Fourth Proportional to 629,099,047.68, 942,966,925.44 and 321,970,064.64

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Solution

The fourth proportional to 629,099,047.68, 942,966,925.44 and 321,970,064.64 is: 482,606,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,099,047.68 : 942,966,925.44 = 321,970,064.64 : x
  2. Step 2: Convert to fraction form
    629,099,047.68/942,966,925.44 = 321,970,064.64/x
  3. Step 3: Cross multiply
    629,099,047.68x = 942,966,925.44 × 321,970,064.64
  4. Step 4: Simplify right side
    629,099,047.68x = 303,607,121,937,298,880
  5. Step 5: Solve for x
    x = 303,607,121,937,298,880/629,099,047.68
  6. Step 6: Final answer
    x = 482,606,233.56

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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.