Home / 78,971,908.02-108,980,861.06-44,164,736.86

Finding the Fourth Proportional to 78,971,908.02, 108,980,861.06 and 44,164,736.86

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Solution

The fourth proportional to 78,971,908.02, 108,980,861.06 and 44,164,736.86 is: 60,947,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,971,908.02 : 108,980,861.06 = 44,164,736.86 : x
  2. Step 2: Convert to fraction form
    78,971,908.02/108,980,861.06 = 44,164,736.86/x
  3. Step 3: Cross multiply
    78,971,908.02x = 108,980,861.06 × 44,164,736.86
  4. Step 4: Simplify right side
    78,971,908.02x = 4,813,111,051,491,121
  5. Step 5: Solve for x
    x = 4,813,111,051,491,121/78,971,908.02
  6. Step 6: Final answer
    x = 60,947,128.82

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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.