Home / 71,589,463.02-98,790,678.27-43,758,771.44

Finding the Fourth Proportional to 71,589,463.02, 98,790,678.27 and 43,758,771.44

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Solution

The fourth proportional to 71,589,463.02, 98,790,678.27 and 43,758,771.44 is: 60,385,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589,463.02 : 98,790,678.27 = 43,758,771.44 : x
  2. Step 2: Convert to fraction form
    71,589,463.02/98,790,678.27 = 43,758,771.44/x
  3. Step 3: Cross multiply
    71,589,463.02x = 98,790,678.27 × 43,758,771.44
  4. Step 4: Simplify right side
    71,589,463.02x = 4,322,958,710,325,551.50
  5. Step 5: Solve for x
    x = 4,322,958,710,325,551.50/71,589,463.02
  6. Step 6: Final answer
    x = 60,385,404.89

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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.