Home / 75,578,825.40-113,368,238.10-49,600,764.60

Finding the Fourth Proportional to 75,578,825.40, 113,368,238.10 and 49,600,764.60

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Solution

The fourth proportional to 75,578,825.40, 113,368,238.10 and 49,600,764.60 is: 74,401,146.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,578,825.40 : 113,368,238.10 = 49,600,764.60 : x
  2. Step 2: Convert to fraction form
    75,578,825.40/113,368,238.10 = 49,600,764.60/x
  3. Step 3: Cross multiply
    75,578,825.40x = 113,368,238.10 × 49,600,764.60
  4. Step 4: Simplify right side
    75,578,825.40x = 5,623,151,291,114,851
  5. Step 5: Solve for x
    x = 5,623,151,291,114,851/75,578,825.40
  6. Step 6: Final answer
    x = 74,401,146.90

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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.