Home / 430,027,240.62-593,420,499.21-253,871,980.72

Finding the Fourth Proportional to 430,027,240.62, 593,420,499.21 and 253,871,980.72

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Solution

The fourth proportional to 430,027,240.62, 593,420,499.21 and 253,871,980.72 is: 350,333,242.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,027,240.62 : 593,420,499.21 = 253,871,980.72 : x
  2. Step 2: Convert to fraction form
    430,027,240.62/593,420,499.21 = 253,871,980.72/x
  3. Step 3: Cross multiply
    430,027,240.62x = 593,420,499.21 × 253,871,980.72
  4. Step 4: Simplify right side
    430,027,240.62x = 150,652,837,534,293,920
  5. Step 5: Solve for x
    x = 150,652,837,534,293,920/430,027,240.62
  6. Step 6: Final answer
    x = 350,333,242.42

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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.