Home / 368,534,471,197.38-508,533,523,880.40-203,713,725,487.20

Finding the Fourth Proportional to 368,534,471,197.38, 508,533,523,880.40 and 203,713,725,487.20

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Solution

The fourth proportional to 368,534,471,197.38, 508,533,523,880.40 and 203,713,725,487.20 is: 281,100,593,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,534,471,197.38 : 508,533,523,880.40 = 203,713,725,487.20 : x
  2. Step 2: Convert to fraction form
    368,534,471,197.38/508,533,523,880.40 = 203,713,725,487.20/x
  3. Step 3: Cross multiply
    368,534,471,197.38x = 508,533,523,880.40 × 203,713,725,487.20
  4. Step 4: Simplify right side
    368,534,471,197.38x = 103,595,258,684,810,274,537,472
  5. Step 5: Solve for x
    x = 103,595,258,684,810,274,537,472/368,534,471,197.38
  6. Step 6: Final answer
    x = 281,100,593,787.68

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1.5x scale

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.