Home / 146,638,055.40-220,098,800.70-73,936,926.60

Finding the Fourth Proportional to 146,638,055.40, 220,098,800.70 and 73,936,926.60

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Solution

The fourth proportional to 146,638,055.40, 220,098,800.70 and 73,936,926.60 is: 110,976,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,638,055.40 : 220,098,800.70 = 73,936,926.60 : x
  2. Step 2: Convert to fraction form
    146,638,055.40/220,098,800.70 = 73,936,926.60/x
  3. Step 3: Cross multiply
    146,638,055.40x = 220,098,800.70 × 73,936,926.60
  4. Step 4: Simplify right side
    146,638,055.40x = 16,273,428,872,103,926
  5. Step 5: Solve for x
    x = 16,273,428,872,103,926/146,638,055.40
  6. Step 6: Final answer
    x = 110,976,845.87

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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.