Home / 167,790,181.20-251,685,271.80-52,809,968.40

Finding the Fourth Proportional to 167,790,181.20, 251,685,271.80 and 52,809,968.40

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Solution

The fourth proportional to 167,790,181.20, 251,685,271.80 and 52,809,968.40 is: 79,214,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,790,181.20 : 251,685,271.80 = 52,809,968.40 : x
  2. Step 2: Convert to fraction form
    167,790,181.20/251,685,271.80 = 52,809,968.40/x
  3. Step 3: Cross multiply
    167,790,181.20x = 251,685,271.80 × 52,809,968.40
  4. Step 4: Simplify right side
    167,790,181.20x = 13,291,491,250,503,412
  5. Step 5: Solve for x
    x = 13,291,491,250,503,412/167,790,181.20
  6. Step 6: Final answer
    x = 79,214,952.60

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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.