Home / 45,515,266.20-68,272,899.30-45,196,401.60

Finding the Fourth Proportional to 45,515,266.20, 68,272,899.30 and 45,196,401.60

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Solution

The fourth proportional to 45,515,266.20, 68,272,899.30 and 45,196,401.60 is: 67,794,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,515,266.20 : 68,272,899.30 = 45,196,401.60 : x
  2. Step 2: Convert to fraction form
    45,515,266.20/68,272,899.30 = 45,196,401.60/x
  3. Step 3: Cross multiply
    45,515,266.20x = 68,272,899.30 × 45,196,401.60
  4. Step 4: Simplify right side
    45,515,266.20x = 3,085,689,375,159,159
  5. Step 5: Solve for x
    x = 3,085,689,375,159,159/45,515,266.20
  6. Step 6: Final answer
    x = 67,794,602.40

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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.