Home / 383,624,405.28-529,400,683.55-214,076,865.33

Finding the Fourth Proportional to 383,624,405.28, 529,400,683.55 and 214,076,865.33

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Solution

The fourth proportional to 383,624,405.28, 529,400,683.55 and 214,076,865.33 is: 295,425,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,624,405.28 : 529,400,683.55 = 214,076,865.33 : x
  2. Step 2: Convert to fraction form
    383,624,405.28/529,400,683.55 = 214,076,865.33/x
  3. Step 3: Cross multiply
    383,624,405.28x = 529,400,683.55 × 214,076,865.33
  4. Step 4: Simplify right side
    383,624,405.28x = 113,332,438,834,225,904
  5. Step 5: Solve for x
    x = 113,332,438,834,225,904/383,624,405.28
  6. Step 6: Final answer
    x = 295,425,518.49

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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.