Home / 72,677,967.19-109,070,105.34

Finding the Third Proportional to 72,677,967.19 and 109,070,105.34

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Solution

The third proportional to 72,677,967.19 and 109,070,105.34 is: 163,684,928.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,677,967.19 : 109,070,105.34 = 109,070,105.34 : x
  2. Step 2: Convert to fraction form
    72,677,967.19/109,070,105.34 = 109,070,105.34/x
  3. Step 3: Cross multiply
    72,677,967.19x = 109,070,105.34 × 109,070,105.34
  4. Step 4: Simplify right side
    72,677,967.19x = 11,896,287,879,696,722
  5. Step 5: Solve for x
    x = 11,896,287,879,696,722/72,677,967.19
  6. Step 6: Final answer
    x = 163,684,928.74

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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.