Home / 525,744,449.80-788,542,025.10-180,713,998.60

Finding the Fourth Proportional to 525,744,449.80, 788,542,025.10 and 180,713,998.60

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Solution

The fourth proportional to 525,744,449.80, 788,542,025.10 and 180,713,998.60 is: 271,045,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,744,449.80 : 788,542,025.10 = 180,713,998.60 : x
  2. Step 2: Convert to fraction form
    525,744,449.80/788,542,025.10 = 180,713,998.60/x
  3. Step 3: Cross multiply
    525,744,449.80x = 788,542,025.10 × 180,713,998.60
  4. Step 4: Simplify right side
    525,744,449.80x = 142,500,582,419,962,560
  5. Step 5: Solve for x
    x = 142,500,582,419,962,560/525,744,449.80
  6. Step 6: Final answer
    x = 271,045,338.61

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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.