Home / 365,242,195.16-504,020,720.98-197,974,865.06

Finding the Fourth Proportional to 365,242,195.16, 504,020,720.98 and 197,974,865.06

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Solution

The fourth proportional to 365,242,195.16, 504,020,720.98 and 197,974,865.06 is: 273,197,991.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,242,195.16 : 504,020,720.98 = 197,974,865.06 : x
  2. Step 2: Convert to fraction form
    365,242,195.16/504,020,720.98 = 197,974,865.06/x
  3. Step 3: Cross multiply
    365,242,195.16x = 504,020,720.98 × 197,974,865.06
  4. Step 4: Simplify right side
    365,242,195.16x = 99,783,434,221,962,256
  5. Step 5: Solve for x
    x = 99,783,434,221,962,256/365,242,195.16
  6. Step 6: Final answer
    x = 273,197,991.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.