Home / 55,384,311.60-83,076,467.40-40,078,810.80

Finding the Fourth Proportional to 55,384,311.60, 83,076,467.40 and 40,078,810.80

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Solution

The fourth proportional to 55,384,311.60, 83,076,467.40 and 40,078,810.80 is: 60,118,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,384,311.60 : 83,076,467.40 = 40,078,810.80 : x
  2. Step 2: Convert to fraction form
    55,384,311.60/83,076,467.40 = 40,078,810.80/x
  3. Step 3: Cross multiply
    55,384,311.60x = 83,076,467.40 × 40,078,810.80
  4. Step 4: Simplify right side
    55,384,311.60x = 3,329,606,018,856,968
  5. Step 5: Solve for x
    x = 3,329,606,018,856,968/55,384,311.60
  6. Step 6: Final answer
    x = 60,118,216.20

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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.