Home / 121,301,050.50-173,461,915.13

Finding the Third Proportional to 121,301,050.50 and 173,461,915.13

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Solution

The third proportional to 121,301,050.50 and 173,461,915.13 is: 248,052,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,301,050.50 : 173,461,915.13 = 173,461,915.13 : x
  2. Step 2: Convert to fraction form
    121,301,050.50/173,461,915.13 = 173,461,915.13/x
  3. Step 3: Cross multiply
    121,301,050.50x = 173,461,915.13 × 173,461,915.13
  4. Step 4: Simplify right side
    121,301,050.50x = 30,089,035,998,832,704
  5. Step 5: Solve for x
    x = 30,089,035,998,832,704/121,301,050.50
  6. Step 6: Final answer
    x = 248,052,559.11

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.