Home / 384,936,078.20-577,404,117.30-362,261,262.20

Finding the Fourth Proportional to 384,936,078.20, 577,404,117.30 and 362,261,262.20

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Solution

The fourth proportional to 384,936,078.20, 577,404,117.30 and 362,261,262.20 is: 543,391,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,936,078.20 : 577,404,117.30 = 362,261,262.20 : x
  2. Step 2: Convert to fraction form
    384,936,078.20/577,404,117.30 = 362,261,262.20/x
  3. Step 3: Cross multiply
    384,936,078.20x = 577,404,117.30 × 362,261,262.20
  4. Step 4: Simplify right side
    384,936,078.20x = 209,171,144,332,574,816
  5. Step 5: Solve for x
    x = 209,171,144,332,574,816/384,936,078.20
  6. Step 6: Final answer
    x = 543,391,893.30

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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.