Home / 441,658,488.60-609,463,842.66-243,419,382.54

Finding the Fourth Proportional to 441,658,488.60, 609,463,842.66 and 243,419,382.54

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Solution

The fourth proportional to 441,658,488.60, 609,463,842.66 and 243,419,382.54 is: 335,905,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,658,488.60 : 609,463,842.66 = 243,419,382.54 : x
  2. Step 2: Convert to fraction form
    441,658,488.60/609,463,842.66 = 243,419,382.54/x
  3. Step 3: Cross multiply
    441,658,488.60x = 609,463,842.66 × 243,419,382.54
  4. Step 4: Simplify right side
    441,658,488.60x = 148,355,312,260,752,896
  5. Step 5: Solve for x
    x = 148,355,312,260,752,896/441,658,488.60
  6. Step 6: Final answer
    x = 335,905,039.96

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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.