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Finding the Fourth Proportional to 163,735,579.80, 245,603,369.70 and 150,343,266.60

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Solution

The fourth proportional to 163,735,579.80, 245,603,369.70 and 150,343,266.60 is: 225,514,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,735,579.80 : 245,603,369.70 = 150,343,266.60 : x
  2. Step 2: Convert to fraction form
    163,735,579.80/245,603,369.70 = 150,343,266.60/x
  3. Step 3: Cross multiply
    163,735,579.80x = 245,603,369.70 × 150,343,266.60
  4. Step 4: Simplify right side
    163,735,579.80x = 36,924,812,888,665,456
  5. Step 5: Solve for x
    x = 36,924,812,888,665,456/163,735,579.80
  6. Step 6: Final answer
    x = 225,514,899.90

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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.