Home / 57,487,927.20-86,231,890.80-52,197,136.80

Finding the Fourth Proportional to 57,487,927.20, 86,231,890.80 and 52,197,136.80

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Solution

The fourth proportional to 57,487,927.20, 86,231,890.80 and 52,197,136.80 is: 78,295,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,487,927.20 : 86,231,890.80 = 52,197,136.80 : x
  2. Step 2: Convert to fraction form
    57,487,927.20/86,231,890.80 = 52,197,136.80/x
  3. Step 3: Cross multiply
    57,487,927.20x = 86,231,890.80 × 52,197,136.80
  4. Step 4: Simplify right side
    57,487,927.20x = 4,501,057,800,610,261
  5. Step 5: Solve for x
    x = 4,501,057,800,610,261/57,487,927.20
  6. Step 6: Final answer
    x = 78,295,705.20

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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.