Home / 168,164,135.40-252,246,203.10-99,005,946.60

Finding the Fourth Proportional to 168,164,135.40, 252,246,203.10 and 99,005,946.60

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Solution

The fourth proportional to 168,164,135.40, 252,246,203.10 and 99,005,946.60 is: 148,508,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,164,135.40 : 252,246,203.10 = 99,005,946.60 : x
  2. Step 2: Convert to fraction form
    168,164,135.40/252,246,203.10 = 99,005,946.60/x
  3. Step 3: Cross multiply
    168,164,135.40x = 252,246,203.10 × 99,005,946.60
  4. Step 4: Simplify right side
    168,164,135.40x = 24,973,874,114,171,352
  5. Step 5: Solve for x
    x = 24,973,874,114,171,352/168,164,135.40
  6. Step 6: Final answer
    x = 148,508,919.90

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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.