Home / 474,559,751.82-711,580,129.85-376,819,313.22

Finding the Fourth Proportional to 474,559,751.82, 711,580,129.85 and 376,819,313.22

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Solution

The fourth proportional to 474,559,751.82, 711,580,129.85 and 376,819,313.22 is: 565,022,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,559,751.82 : 711,580,129.85 = 376,819,313.22 : x
  2. Step 2: Convert to fraction form
    474,559,751.82/711,580,129.85 = 376,819,313.22/x
  3. Step 3: Cross multiply
    474,559,751.82x = 711,580,129.85 × 376,819,313.22
  4. Step 4: Simplify right side
    474,559,751.82x = 268,137,135,833,340,992
  5. Step 5: Solve for x
    x = 268,137,135,833,340,992/474,559,751.82
  6. Step 6: Final answer
    x = 565,022,918.19

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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.