Home / 328,184,835.20-453,034,522.56-204,486,629.12

Finding the Fourth Proportional to 328,184,835.20, 453,034,522.56 and 204,486,629.12

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Solution

The fourth proportional to 328,184,835.20, 453,034,522.56 and 204,486,629.12 is: 282,278,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,184,835.20 : 453,034,522.56 = 204,486,629.12 : x
  2. Step 2: Convert to fraction form
    328,184,835.20/453,034,522.56 = 204,486,629.12/x
  3. Step 3: Cross multiply
    328,184,835.20x = 453,034,522.56 × 204,486,629.12
  4. Step 4: Simplify right side
    328,184,835.20x = 92,639,502,393,282,992
  5. Step 5: Solve for x
    x = 92,639,502,393,282,992/328,184,835.20
  6. Step 6: Final answer
    x = 282,278,437.20

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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.