Home / 69,077,332.80-95,335,078.60-39,315,217.48

Finding the Fourth Proportional to 69,077,332.80, 95,335,078.60 and 39,315,217.48

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Solution

The fourth proportional to 69,077,332.80, 95,335,078.60 and 39,315,217.48 is: 54,259,757.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,332.80 : 95,335,078.60 = 39,315,217.48 : x
  2. Step 2: Convert to fraction form
    69,077,332.80/95,335,078.60 = 39,315,217.48/x
  3. Step 3: Cross multiply
    69,077,332.80x = 95,335,078.60 × 39,315,217.48
  4. Step 4: Simplify right side
    69,077,332.80x = 3,748,119,348,631,893.50
  5. Step 5: Solve for x
    x = 3,748,119,348,631,893.50/69,077,332.80
  6. Step 6: Final answer
    x = 54,259,757.82

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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.