Home / 449,076,790.80-673,615,186.20-254,913,181.20

Finding the Fourth Proportional to 449,076,790.80, 673,615,186.20 and 254,913,181.20

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Solution

The fourth proportional to 449,076,790.80, 673,615,186.20 and 254,913,181.20 is: 382,369,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,076,790.80 : 673,615,186.20 = 254,913,181.20 : x
  2. Step 2: Convert to fraction form
    449,076,790.80/673,615,186.20 = 254,913,181.20/x
  3. Step 3: Cross multiply
    449,076,790.80x = 673,615,186.20 × 254,913,181.20
  4. Step 4: Simplify right side
    449,076,790.80x = 171,713,390,018,872,352
  5. Step 5: Solve for x
    x = 171,713,390,018,872,352/449,076,790.80
  6. Step 6: Final answer
    x = 382,369,771.80

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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.