Home / 252,464,591.71-378,368,409.57-102,724,548.44

Finding the Fourth Proportional to 252,464,591.71, 378,368,409.57 and 102,724,548.44

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Solution

The fourth proportional to 252,464,591.71, 378,368,409.57 and 102,724,548.44 is: 153,953,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,464,591.71 : 378,368,409.57 = 102,724,548.44 : x
  2. Step 2: Convert to fraction form
    252,464,591.71/378,368,409.57 = 102,724,548.44/x
  3. Step 3: Cross multiply
    252,464,591.71x = 378,368,409.57 × 102,724,548.44
  4. Step 4: Simplify right side
    252,464,591.71x = 38,867,724,014,762,168
  5. Step 5: Solve for x
    x = 38,867,724,014,762,168/252,464,591.71
  6. Step 6: Final answer
    x = 153,953,169.24

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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.