Home / 462,189,525.10-637,449,638.60-406,315,479.12

Finding the Fourth Proportional to 462,189,525.10, 637,449,638.60 and 406,315,479.12

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Solution

The fourth proportional to 462,189,525.10, 637,449,638.60 and 406,315,479.12 is: 560,388,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,189,525.10 : 637,449,638.60 = 406,315,479.12 : x
  2. Step 2: Convert to fraction form
    462,189,525.10/637,449,638.60 = 406,315,479.12/x
  3. Step 3: Cross multiply
    462,189,525.10x = 637,449,638.60 × 406,315,479.12
  4. Step 4: Simplify right side
    462,189,525.10x = 259,005,655,321,255,168
  5. Step 5: Solve for x
    x = 259,005,655,321,255,168/462,189,525.10
  6. Step 6: Final answer
    x = 560,388,414.83

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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.