Home / 263,179,749.12-363,215,195.52-151,674,504.96

Finding the Fourth Proportional to 263,179,749.12, 363,215,195.52 and 151,674,504.96

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Solution

The fourth proportional to 263,179,749.12, 363,215,195.52 and 151,674,504.96 is: 209,326,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,179,749.12 : 363,215,195.52 = 151,674,504.96 : x
  2. Step 2: Convert to fraction form
    263,179,749.12/363,215,195.52 = 151,674,504.96/x
  3. Step 3: Cross multiply
    263,179,749.12x = 363,215,195.52 × 151,674,504.96
  4. Step 4: Simplify right side
    263,179,749.12x = 55,090,484,974,445,608
  5. Step 5: Solve for x
    x = 55,090,484,974,445,608/263,179,749.12
  6. Step 6: Final answer
    x = 209,326,459.04

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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.