Home / 53,503,901.34-73,835,817.78-29,057,790.30

Finding the Fourth Proportional to 53,503,901.34, 73,835,817.78 and 29,057,790.30

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Solution

The fourth proportional to 53,503,901.34, 73,835,817.78 and 29,057,790.30 is: 40,099,986.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,503,901.34 : 73,835,817.78 = 29,057,790.30 : x
  2. Step 2: Convert to fraction form
    53,503,901.34/73,835,817.78 = 29,057,790.30/x
  3. Step 3: Cross multiply
    53,503,901.34x = 73,835,817.78 × 29,057,790.30
  4. Step 4: Simplify right side
    53,503,901.34x = 2,145,505,709,680,251.50
  5. Step 5: Solve for x
    x = 2,145,505,709,680,251.50/53,503,901.34
  6. Step 6: Final answer
    x = 40,099,986.28

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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.