Home / 74,733,907.35-112,100,861.03-45,886,502.55

Finding the Fourth Proportional to 74,733,907.35, 112,100,861.03 and 45,886,502.55

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Solution

The fourth proportional to 74,733,907.35, 112,100,861.03 and 45,886,502.55 is: 68,829,753.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,733,907.35 : 112,100,861.03 = 45,886,502.55 : x
  2. Step 2: Convert to fraction form
    74,733,907.35/112,100,861.03 = 45,886,502.55/x
  3. Step 3: Cross multiply
    74,733,907.35x = 112,100,861.03 × 45,886,502.55
  4. Step 4: Simplify right side
    74,733,907.35x = 5,143,916,445,280,858
  5. Step 5: Solve for x
    x = 5,143,916,445,280,858/74,733,907.35
  6. Step 6: Final answer
    x = 68,829,753.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.