Home / 56,464,136.20-84,780,185.10-43,699,054.60

Finding the Fourth Proportional to 56,464,136.20, 84,780,185.10 and 43,699,054.60

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Solution

The fourth proportional to 56,464,136.20, 84,780,185.10 and 43,699,054.60 is: 65,613,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,464,136.20 : 84,780,185.10 = 43,699,054.60 : x
  2. Step 2: Convert to fraction form
    56,464,136.20/84,780,185.10 = 43,699,054.60/x
  3. Step 3: Cross multiply
    56,464,136.20x = 84,780,185.10 × 43,699,054.60
  4. Step 4: Simplify right side
    56,464,136.20x = 3,704,813,937,683,006.50
  5. Step 5: Solve for x
    x = 3,704,813,937,683,006.50/56,464,136.20
  6. Step 6: Final answer
    x = 65,613,576.81

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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.