Home / 69,077,329.51-95,335,073.79-39,315,213.81

Finding the Fourth Proportional to 69,077,329.51, 95,335,073.79 and 39,315,213.81

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Solution

The fourth proportional to 69,077,329.51, 95,335,073.79 and 39,315,213.81 is: 54,259,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,077,329.51 : 95,335,073.79 = 39,315,213.81 : x
  2. Step 2: Convert to fraction form
    69,077,329.51/95,335,073.79 = 39,315,213.81/x
  3. Step 3: Cross multiply
    69,077,329.51x = 95,335,073.79 × 39,315,213.81
  4. Step 4: Simplify right side
    69,077,329.51x = 3,748,118,809,830,208.50
  5. Step 5: Solve for x
    x = 3,748,118,809,830,208.50/69,077,329.51
  6. Step 6: Final answer
    x = 54,259,752.60

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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.