Home / 146,638,127.40-220,098,908.70-73,936,998.60

Finding the Fourth Proportional to 146,638,127.40, 220,098,908.70 and 73,936,998.60

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Solution

The fourth proportional to 146,638,127.40, 220,098,908.70 and 73,936,998.60 is: 110,976,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,638,127.40 : 220,098,908.70 = 73,936,998.60 : x
  2. Step 2: Convert to fraction form
    146,638,127.40/220,098,908.70 = 73,936,998.60/x
  3. Step 3: Cross multiply
    146,638,127.40x = 220,098,908.70 × 73,936,998.60
  4. Step 4: Simplify right side
    146,638,127.40x = 16,273,452,704,413,426
  5. Step 5: Solve for x
    x = 16,273,452,704,413,426/146,638,127.40
  6. Step 6: Final answer
    x = 110,976,953.90

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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.