Home / 69,852,495.48-96,401,538.56-40,491,408.12

Finding the Fourth Proportional to 69,852,495.48, 96,401,538.56 and 40,491,408.12

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Solution

The fourth proportional to 69,852,495.48, 96,401,538.56 and 40,491,408.12 is: 55,881,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,852,495.48 : 96,401,538.56 = 40,491,408.12 : x
  2. Step 2: Convert to fraction form
    69,852,495.48/96,401,538.56 = 40,491,408.12/x
  3. Step 3: Cross multiply
    69,852,495.48x = 96,401,538.56 × 40,491,408.12
  4. Step 4: Simplify right side
    69,852,495.48x = 3,903,434,041,228,877
  5. Step 5: Solve for x
    x = 3,903,434,041,228,877/69,852,495.48
  6. Step 6: Final answer
    x = 55,881,096.51

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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.