Home / 48,672,135.20-73,008,202.80-40,709,511.20

Finding the Fourth Proportional to 48,672,135.20, 73,008,202.80 and 40,709,511.20

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Solution

The fourth proportional to 48,672,135.20, 73,008,202.80 and 40,709,511.20 is: 61,064,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,672,135.20 : 73,008,202.80 = 40,709,511.20 : x
  2. Step 2: Convert to fraction form
    48,672,135.20/73,008,202.80 = 40,709,511.20/x
  3. Step 3: Cross multiply
    48,672,135.20x = 73,008,202.80 × 40,709,511.20
  4. Step 4: Simplify right side
    48,672,135.20x = 2,972,128,249,578,471.50
  5. Step 5: Solve for x
    x = 2,972,128,249,578,471.50/48,672,135.20
  6. Step 6: Final answer
    x = 61,064,266.80

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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.