Home / 71,269,823.46-98,352,356.38-38,674,775.46

Finding the Fourth Proportional to 71,269,823.46, 98,352,356.38 and 38,674,775.46

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Solution

The fourth proportional to 71,269,823.46, 98,352,356.38 and 38,674,775.46 is: 53,371,190.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,269,823.46 : 98,352,356.38 = 38,674,775.46 : x
  2. Step 2: Convert to fraction form
    71,269,823.46/98,352,356.38 = 38,674,775.46/x
  3. Step 3: Cross multiply
    71,269,823.46x = 98,352,356.38 × 38,674,775.46
  4. Step 4: Simplify right side
    71,269,823.46x = 3,803,755,298,958,398.50
  5. Step 5: Solve for x
    x = 3,803,755,298,958,398.50/71,269,823.46
  6. Step 6: Final answer
    x = 53,371,190.14

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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.