Home / 71,416,041.77-98,555,217.50-40,061,041.25

Finding the Fourth Proportional to 71,416,041.77, 98,555,217.50 and 40,061,041.25

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Solution

The fourth proportional to 71,416,041.77, 98,555,217.50 and 40,061,041.25 is: 55,284,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,416,041.77 : 98,555,217.50 = 40,061,041.25 : x
  2. Step 2: Convert to fraction form
    71,416,041.77/98,555,217.50 = 40,061,041.25/x
  3. Step 3: Cross multiply
    71,416,041.77x = 98,555,217.50 × 40,061,041.25
  4. Step 4: Simplify right side
    71,416,041.77x = 3,948,224,633,052,255
  5. Step 5: Solve for x
    x = 3,948,224,633,052,255/71,416,041.77
  6. Step 6: Final answer
    x = 55,284,842.67

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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.