Home / 87,652,628.69-120,949,994.58-50,494,938.27

Finding the Fourth Proportional to 87,652,628.69, 120,949,994.58 and 50,494,938.27

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Solution

The fourth proportional to 87,652,628.69, 120,949,994.58 and 50,494,938.27 is: 69,676,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,652,628.69 : 120,949,994.58 = 50,494,938.27 : x
  2. Step 2: Convert to fraction form
    87,652,628.69/120,949,994.58 = 50,494,938.27/x
  3. Step 3: Cross multiply
    87,652,628.69x = 120,949,994.58 × 50,494,938.27
  4. Step 4: Simplify right side
    87,652,628.69x = 6,107,362,510,073,935
  5. Step 5: Solve for x
    x = 6,107,362,510,073,935/87,652,628.69
  6. Step 6: Final answer
    x = 69,676,889.35

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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.