Home / 401,234,337.09-601,165,405.42-313,762,076.34

Finding the Fourth Proportional to 401,234,337.09, 601,165,405.42 and 313,762,076.34

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Solution

The fourth proportional to 401,234,337.09, 601,165,405.42 and 313,762,076.34 is: 470,106,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,234,337.09 : 601,165,405.42 = 313,762,076.34 : x
  2. Step 2: Convert to fraction form
    401,234,337.09/601,165,405.42 = 313,762,076.34/x
  3. Step 3: Cross multiply
    401,234,337.09x = 601,165,405.42 × 313,762,076.34
  4. Step 4: Simplify right side
    401,234,337.09x = 188,622,905,828,357,056
  5. Step 5: Solve for x
    x = 188,622,905,828,357,056/401,234,337.09
  6. Step 6: Final answer
    x = 470,106,589.57

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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.