Home / 117,514,136.40-176,271,204.60-115,498,597.20

Finding the Fourth Proportional to 117,514,136.40, 176,271,204.60 and 115,498,597.20

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Solution

The fourth proportional to 117,514,136.40, 176,271,204.60 and 115,498,597.20 is: 173,247,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,514,136.40 : 176,271,204.60 = 115,498,597.20 : x
  2. Step 2: Convert to fraction form
    117,514,136.40/176,271,204.60 = 115,498,597.20/x
  3. Step 3: Cross multiply
    117,514,136.40x = 176,271,204.60 × 115,498,597.20
  4. Step 4: Simplify right side
    117,514,136.40x = 20,359,076,858,054,188
  5. Step 5: Solve for x
    x = 20,359,076,858,054,188/117,514,136.40
  6. Step 6: Final answer
    x = 173,247,895.80

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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.