Home / 76,127,757.39-105,056,411.40-41,320,454.94

Finding the Fourth Proportional to 76,127,757.39, 105,056,411.40 and 41,320,454.94

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Solution

The fourth proportional to 76,127,757.39, 105,056,411.40 and 41,320,454.94 is: 57,022,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,757.39 : 105,056,411.40 = 41,320,454.94 : x
  2. Step 2: Convert to fraction form
    76,127,757.39/105,056,411.40 = 41,320,454.94/x
  3. Step 3: Cross multiply
    76,127,757.39x = 105,056,411.40 × 41,320,454.94
  4. Step 4: Simplify right side
    76,127,757.39x = 4,340,978,713,411,802.50
  5. Step 5: Solve for x
    x = 4,340,978,713,411,802.50/76,127,757.39
  6. Step 6: Final answer
    x = 57,022,285.46

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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.