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Finding the Third Proportional to 30,436,466.50 and 67,435,445

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Solution

The third proportional to 30,436,466.50 and 67,435,445 is: 149,410,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,436,466.50 : 67,435,445 = 67,435,445 : x
  2. Step 2: Convert to fraction form
    30,436,466.50/67,435,445 = 67,435,445/x
  3. Step 3: Cross multiply
    30,436,466.50x = 67,435,445 × 67,435,445
  4. Step 4: Simplify right side
    30,436,466.50x = 4,547,539,242,348,025
  5. Step 5: Solve for x
    x = 4,547,539,242,348,025/30,436,466.50
  6. Step 6: Final answer
    x = 149,410,879.95

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.