Home / 455,144,380.30-628,099,247.01-246,300,525.01

Finding the Fourth Proportional to 455,144,380.30, 628,099,247.01 and 246,300,525.01

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Solution

The fourth proportional to 455,144,380.30, 628,099,247.01 and 246,300,525.01 is: 339,894,725.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,144,380.30 : 628,099,247.01 = 246,300,525.01 : x
  2. Step 2: Convert to fraction form
    455,144,380.30/628,099,247.01 = 246,300,525.01/x
  3. Step 3: Cross multiply
    455,144,380.30x = 628,099,247.01 × 246,300,525.01
  4. Step 4: Simplify right side
    455,144,380.30x = 154,701,174,296,948,672
  5. Step 5: Solve for x
    x = 154,701,174,296,948,672/455,144,380.30
  6. Step 6: Final answer
    x = 339,894,725.70

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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.