Home / 543,782,249.02-750,393,424.11-308,801,871.10

Finding the Fourth Proportional to 543,782,249.02, 750,393,424.11 and 308,801,871.10

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Solution

The fourth proportional to 543,782,249.02, 750,393,424.11 and 308,801,871.10 is: 426,131,772.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,782,249.02 : 750,393,424.11 = 308,801,871.10 : x
  2. Step 2: Convert to fraction form
    543,782,249.02/750,393,424.11 = 308,801,871.10/x
  3. Step 3: Cross multiply
    543,782,249.02x = 750,393,424.11 × 308,801,871.10
  4. Step 4: Simplify right side
    543,782,249.02x = 231,722,893,426,303,872
  5. Step 5: Solve for x
    x = 231,722,893,426,303,872/543,782,249.02
  6. Step 6: Final answer
    x = 426,131,772.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.