Home / 56,640,405.84-78,135,463.35-35,758,317.48

Finding the Fourth Proportional to 56,640,405.84, 78,135,463.35 and 35,758,317.48

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Solution

The fourth proportional to 56,640,405.84, 78,135,463.35 and 35,758,317.48 is: 49,328,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,640,405.84 : 78,135,463.35 = 35,758,317.48 : x
  2. Step 2: Convert to fraction form
    56,640,405.84/78,135,463.35 = 35,758,317.48/x
  3. Step 3: Cross multiply
    56,640,405.84x = 78,135,463.35 × 35,758,317.48
  4. Step 4: Simplify right side
    56,640,405.84x = 2,793,992,704,916,204
  5. Step 5: Solve for x
    x = 2,793,992,704,916,204/56,640,405.84
  6. Step 6: Final answer
    x = 49,328,613.80

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.