Home / 76,616,764.40-105,733,382.28-41,811,702.32

Finding the Fourth Proportional to 76,616,764.40, 105,733,382.28 and 41,811,702.32

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Solution

The fourth proportional to 76,616,764.40, 105,733,382.28 and 41,811,702.32 is: 57,701,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616,764.40 : 105,733,382.28 = 41,811,702.32 : x
  2. Step 2: Convert to fraction form
    76,616,764.40/105,733,382.28 = 41,811,702.32/x
  3. Step 3: Cross multiply
    76,616,764.40x = 105,733,382.28 × 41,811,702.32
  4. Step 4: Simplify right side
    76,616,764.40x = 4,420,892,705,178,123
  5. Step 5: Solve for x
    x = 4,420,892,705,178,123/76,616,764.40
  6. Step 6: Final answer
    x = 57,701,375.67

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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.