Home / 168,552,636.60-252,726,311.70-66,194,038.20

Finding the Fourth Proportional to 168,552,636.60, 252,726,311.70 and 66,194,038.20

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Solution

The fourth proportional to 168,552,636.60, 252,726,311.70 and 66,194,038.20 is: 99,250,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,552,636.60 : 252,726,311.70 = 66,194,038.20 : x
  2. Step 2: Convert to fraction form
    168,552,636.60/252,726,311.70 = 66,194,038.20/x
  3. Step 3: Cross multiply
    168,552,636.60x = 252,726,311.70 × 66,194,038.20
  4. Step 4: Simplify right side
    168,552,636.60x = 16,728,975,130,814,906
  5. Step 5: Solve for x
    x = 16,728,975,130,814,906/168,552,636.60
  6. Step 6: Final answer
    x = 99,250,747.23

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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.