Home / 76,127,035.79-105,052,496.32-41,318,978.89

Finding the Fourth Proportional to 76,127,035.79, 105,052,496.32 and 41,318,978.89

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Solution

The fourth proportional to 76,127,035.79, 105,052,496.32 and 41,318,978.89 is: 57,018,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,035.79 : 105,052,496.32 = 41,318,978.89 : x
  2. Step 2: Convert to fraction form
    76,127,035.79/105,052,496.32 = 41,318,978.89/x
  3. Step 3: Cross multiply
    76,127,035.79x = 105,052,496.32 × 41,318,978.89
  4. Step 4: Simplify right side
    76,127,035.79x = 4,340,661,877,581,288
  5. Step 5: Solve for x
    x = 4,340,661,877,581,288/76,127,035.79
  6. Step 6: Final answer
    x = 57,018,664.04

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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.