Home / 545,331,172.22-818,077,483.26-200,257,895.12

Finding the Fourth Proportional to 545,331,172.22, 818,077,483.26 and 200,257,895.12

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Solution

The fourth proportional to 545,331,172.22, 818,077,483.26 and 200,257,895.12 is: 300,416,486.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,331,172.22 : 818,077,483.26 = 200,257,895.12 : x
  2. Step 2: Convert to fraction form
    545,331,172.22/818,077,483.26 = 200,257,895.12/x
  3. Step 3: Cross multiply
    545,331,172.22x = 818,077,483.26 × 200,257,895.12
  4. Step 4: Simplify right side
    545,331,172.22x = 163,826,474,842,714,624
  5. Step 5: Solve for x
    x = 163,826,474,842,714,624/545,331,172.22
  6. Step 6: Final answer
    x = 300,416,486.69

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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.