Home / 67,410,011.80-101,115,017.70-53,973,083.80

Finding the Fourth Proportional to 67,410,011.80, 101,115,017.70 and 53,973,083.80

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Solution

The fourth proportional to 67,410,011.80, 101,115,017.70 and 53,973,083.80 is: 80,959,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,410,011.80 : 101,115,017.70 = 53,973,083.80 : x
  2. Step 2: Convert to fraction form
    67,410,011.80/101,115,017.70 = 53,973,083.80/x
  3. Step 3: Cross multiply
    67,410,011.80x = 101,115,017.70 × 53,973,083.80
  4. Step 4: Simplify right side
    67,410,011.80x = 5,457,489,323,760,583
  5. Step 5: Solve for x
    x = 5,457,489,323,760,583/67,410,011.80
  6. Step 6: Final answer
    x = 80,959,625.70

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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.