Home / 384,912,016.80-577,368,025.20-362,237,200.80

Finding the Fourth Proportional to 384,912,016.80, 577,368,025.20 and 362,237,200.80

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Solution

The fourth proportional to 384,912,016.80, 577,368,025.20 and 362,237,200.80 is: 543,355,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,016.80 : 577,368,025.20 = 362,237,200.80 : x
  2. Step 2: Convert to fraction form
    384,912,016.80/577,368,025.20 = 362,237,200.80/x
  3. Step 3: Cross multiply
    384,912,016.80x = 577,368,025.20 × 362,237,200.80
  4. Step 4: Simplify right side
    384,912,016.80x = 209,144,177,279,871,872
  5. Step 5: Solve for x
    x = 209,144,177,279,871,872/384,912,016.80
  6. Step 6: Final answer
    x = 543,355,801.20

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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.