Home / 71,269,824.45-98,352,357.75-38,674,776.45

Finding the Fourth Proportional to 71,269,824.45, 98,352,357.75 and 38,674,776.45

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Solution

The fourth proportional to 71,269,824.45, 98,352,357.75 and 38,674,776.45 is: 53,371,191.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,269,824.45 : 98,352,357.75 = 38,674,776.45 : x
  2. Step 2: Convert to fraction form
    71,269,824.45/98,352,357.75 = 38,674,776.45/x
  3. Step 3: Cross multiply
    71,269,824.45x = 98,352,357.75 × 38,674,776.45
  4. Step 4: Simplify right side
    71,269,824.45x = 3,803,755,449,311,675.50
  5. Step 5: Solve for x
    x = 3,803,755,449,311,675.50/71,269,824.45
  6. Step 6: Final answer
    x = 53,371,191.51

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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.