Home / 384,949,480.80-577,424,221.20-362,274,664.80

Finding the Fourth Proportional to 384,949,480.80, 577,424,221.20 and 362,274,664.80

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Solution

The fourth proportional to 384,949,480.80, 577,424,221.20 and 362,274,664.80 is: 543,411,997.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,949,480.80 : 577,424,221.20 = 362,274,664.80 : x
  2. Step 2: Convert to fraction form
    384,949,480.80/577,424,221.20 = 362,274,664.80/x
  3. Step 3: Cross multiply
    384,949,480.80x = 577,424,221.20 × 362,274,664.80
  4. Step 4: Simplify right side
    384,949,480.80x = 209,186,166,182,631,072
  5. Step 5: Solve for x
    x = 209,186,166,182,631,072/384,949,480.80
  6. Step 6: Final answer
    x = 543,411,997.20

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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.