Home / 45,687,110.40-68,530,665.60-43,671,571.20

Finding the Fourth Proportional to 45,687,110.40, 68,530,665.60 and 43,671,571.20

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Solution

The fourth proportional to 45,687,110.40, 68,530,665.60 and 43,671,571.20 is: 65,507,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,687,110.40 : 68,530,665.60 = 43,671,571.20 : x
  2. Step 2: Convert to fraction form
    45,687,110.40/68,530,665.60 = 43,671,571.20/x
  3. Step 3: Cross multiply
    45,687,110.40x = 68,530,665.60 × 43,671,571.20
  4. Step 4: Simplify right side
    45,687,110.40x = 2,992,841,842,133,790.50
  5. Step 5: Solve for x
    x = 2,992,841,842,133,790.50/45,687,110.40
  6. Step 6: Final answer
    x = 65,507,356.80

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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.