Home / 121,432,440.40-167,576,266.44-65,677,922.64

Finding the Fourth Proportional to 121,432,440.40, 167,576,266.44 and 65,677,922.64

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Solution

The fourth proportional to 121,432,440.40, 167,576,266.44 and 65,677,922.64 is: 90,635,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,432,440.40 : 167,576,266.44 = 65,677,922.64 : x
  2. Step 2: Convert to fraction form
    121,432,440.40/167,576,266.44 = 65,677,922.64/x
  3. Step 3: Cross multiply
    121,432,440.40x = 167,576,266.44 × 65,677,922.64
  4. Step 4: Simplify right side
    121,432,440.40x = 11,006,061,063,546,348
  5. Step 5: Solve for x
    x = 11,006,061,063,546,348/121,432,440.40
  6. Step 6: Final answer
    x = 90,635,262.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.