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Finding the Third Proportional to 65,801,038.50 and 91,989,209.25

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Solution

The third proportional to 65,801,038.50 and 91,989,209.25 is: 128,600,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,801,038.50 : 91,989,209.25 = 91,989,209.25 : x
  2. Step 2: Convert to fraction form
    65,801,038.50/91,989,209.25 = 91,989,209.25/x
  3. Step 3: Cross multiply
    65,801,038.50x = 91,989,209.25 × 91,989,209.25
  4. Step 4: Simplify right side
    65,801,038.50x = 8,462,014,618,440,286
  5. Step 5: Solve for x
    x = 8,462,014,618,440,286/65,801,038.50
  6. Step 6: Final answer
    x = 128,600,016.22

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.