Home / 2,045,630,985.20-3,068,556,013.68-646,508,823.30

Finding the Fourth Proportional to 2,045,630,985.20, 3,068,556,013.68 and 646,508,823.30

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Solution

The fourth proportional to 2,045,630,985.20, 3,068,556,013.68 and 646,508,823.30 is: 969,797,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,630,985.20 : 3,068,556,013.68 = 646,508,823.30 : x
  2. Step 2: Convert to fraction form
    2,045,630,985.20/3,068,556,013.68 = 646,508,823.30/x
  3. Step 3: Cross multiply
    2,045,630,985.20x = 3,068,556,013.68 × 646,508,823.30
  4. Step 4: Simplify right side
    2,045,630,985.20x = 1,983,848,537,634,395,136
  5. Step 5: Solve for x
    x = 1,983,848,537,634,395,136/2,045,630,985.20
  6. Step 6: Final answer
    x = 969,797,853.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.