Home / 384,660,150.78-575,611,015.23-333,022,368.90

Finding the Fourth Proportional to 384,660,150.78, 575,611,015.23 and 333,022,368.90

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Solution

The fourth proportional to 384,660,150.78, 575,611,015.23 and 333,022,368.90 is: 498,339,491.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,660,150.78 : 575,611,015.23 = 333,022,368.90 : x
  2. Step 2: Convert to fraction form
    384,660,150.78/575,611,015.23 = 333,022,368.90/x
  3. Step 3: Cross multiply
    384,660,150.78x = 575,611,015.23 × 333,022,368.90
  4. Step 4: Simplify right side
    384,660,150.78x = 191,691,343,856,828,576
  5. Step 5: Solve for x
    x = 191,691,343,856,828,576/384,660,150.78
  6. Step 6: Final answer
    x = 498,339,491.28

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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.