Home / 168,497,345.70-252,746,018.55-149,365,469.70

Finding the Fourth Proportional to 168,497,345.70, 252,746,018.55 and 149,365,469.70

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Solution

The fourth proportional to 168,497,345.70, 252,746,018.55 and 149,365,469.70 is: 224,048,204.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,497,345.70 : 252,746,018.55 = 149,365,469.70 : x
  2. Step 2: Convert to fraction form
    168,497,345.70/252,746,018.55 = 149,365,469.70/x
  3. Step 3: Cross multiply
    168,497,345.70x = 252,746,018.55 × 149,365,469.70
  4. Step 4: Simplify right side
    168,497,345.70x = 37,751,527,775,525,664
  5. Step 5: Solve for x
    x = 37,751,527,775,525,664/168,497,345.70
  6. Step 6: Final answer
    x = 224,048,204.55

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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.