Home / 121,244,465.02-167,317,428.84-65,489,885.17

Finding the Fourth Proportional to 121,244,465.02, 167,317,428.84 and 65,489,885.17

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Solution

The fourth proportional to 121,244,465.02, 167,317,428.84 and 65,489,885.17 is: 90,376,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,244,465.02 : 167,317,428.84 = 65,489,885.17 : x
  2. Step 2: Convert to fraction form
    121,244,465.02/167,317,428.84 = 65,489,885.17/x
  3. Step 3: Cross multiply
    121,244,465.02x = 167,317,428.84 × 65,489,885.17
  4. Step 4: Simplify right side
    121,244,465.02x = 10,957,599,200,834,660
  5. Step 5: Solve for x
    x = 10,957,599,200,834,660/121,244,465.02
  6. Step 6: Final answer
    x = 90,376,077.78

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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.