Home / 284,256,991.70-426,385,487.55-263,849,657.30

Finding the Fourth Proportional to 284,256,991.70, 426,385,487.55 and 263,849,657.30

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Solution

The fourth proportional to 284,256,991.70, 426,385,487.55 and 263,849,657.30 is: 395,774,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,256,991.70 : 426,385,487.55 = 263,849,657.30 : x
  2. Step 2: Convert to fraction form
    284,256,991.70/426,385,487.55 = 263,849,657.30/x
  3. Step 3: Cross multiply
    284,256,991.70x = 426,385,487.55 × 263,849,657.30
  4. Step 4: Simplify right side
    284,256,991.70x = 112,501,664,767,760,928
  5. Step 5: Solve for x
    x = 112,501,664,767,760,928/284,256,991.70
  6. Step 6: Final answer
    x = 395,774,485.95

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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.