Home / 325,549,530.60-488,891,166.30-172,494,522.60

Finding the Fourth Proportional to 325,549,530.60, 488,891,166.30 and 172,494,522.60

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Solution

The fourth proportional to 325,549,530.60, 488,891,166.30 and 172,494,522.60 is: 259,042,143.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,549,530.60 : 488,891,166.30 = 172,494,522.60 : x
  2. Step 2: Convert to fraction form
    325,549,530.60/488,891,166.30 = 172,494,522.60/x
  3. Step 3: Cross multiply
    325,549,530.60x = 488,891,166.30 × 172,494,522.60
  4. Step 4: Simplify right side
    325,549,530.60x = 84,331,048,334,275,712
  5. Step 5: Solve for x
    x = 84,331,048,334,275,712/325,549,530.60
  6. Step 6: Final answer
    x = 259,042,143.84

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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.