Home / 78,846,242.36-108,806,668.27-44,039,427.80

Finding the Fourth Proportional to 78,846,242.36, 108,806,668.27 and 44,039,427.80

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Solution

The fourth proportional to 78,846,242.36, 108,806,668.27 and 44,039,427.80 is: 60,773,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,846,242.36 : 108,806,668.27 = 44,039,427.80 : x
  2. Step 2: Convert to fraction form
    78,846,242.36/108,806,668.27 = 44,039,427.80/x
  3. Step 3: Cross multiply
    78,846,242.36x = 108,806,668.27 × 44,039,427.80
  4. Step 4: Simplify right side
    78,846,242.36x = 4,791,783,410,781,084
  5. Step 5: Solve for x
    x = 4,791,783,410,781,084/78,846,242.36
  6. Step 6: Final answer
    x = 60,773,770.16

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Why These Related Problems?

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