Home / 333,830,380.42-500,392,149.61-112,290,819.72

Finding the Fourth Proportional to 333,830,380.42, 500,392,149.61 and 112,290,819.72

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Solution

The fourth proportional to 333,830,380.42, 500,392,149.61 and 112,290,819.72 is: 168,317,349.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,830,380.42 : 500,392,149.61 = 112,290,819.72 : x
  2. Step 2: Convert to fraction form
    333,830,380.42/500,392,149.61 = 112,290,819.72/x
  3. Step 3: Cross multiply
    333,830,380.42x = 500,392,149.61 × 112,290,819.72
  4. Step 4: Simplify right side
    333,830,380.42x = 56,189,444,659,213,688
  5. Step 5: Solve for x
    x = 56,189,444,659,213,688/333,830,380.42
  6. Step 6: Final answer
    x = 168,317,349.03

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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.