Home / 284,256,923.20-426,385,384.80-263,849,588.80

Finding the Fourth Proportional to 284,256,923.20, 426,385,384.80 and 263,849,588.80

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Solution

The fourth proportional to 284,256,923.20, 426,385,384.80 and 263,849,588.80 is: 395,774,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,256,923.20 : 426,385,384.80 = 263,849,588.80 : x
  2. Step 2: Convert to fraction form
    284,256,923.20/426,385,384.80 = 263,849,588.80/x
  3. Step 3: Cross multiply
    284,256,923.20x = 426,385,384.80 × 263,849,588.80
  4. Step 4: Simplify right side
    284,256,923.20x = 112,501,608,449,809,776
  5. Step 5: Solve for x
    x = 112,501,608,449,809,776/284,256,923.20
  6. Step 6: Final answer
    x = 395,774,383.20

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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.