Home / 430,027,238.12-593,420,495.76-253,871,978.22

Finding the Fourth Proportional to 430,027,238.12, 593,420,495.76 and 253,871,978.22

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Solution

The fourth proportional to 430,027,238.12, 593,420,495.76 and 253,871,978.22 is: 350,333,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,027,238.12 : 593,420,495.76 = 253,871,978.22 : x
  2. Step 2: Convert to fraction form
    430,027,238.12/593,420,495.76 = 253,871,978.22/x
  3. Step 3: Cross multiply
    430,027,238.12x = 593,420,495.76 × 253,871,978.22
  4. Step 4: Simplify right side
    430,027,238.12x = 150,652,835,174,884,320
  5. Step 5: Solve for x
    x = 150,652,835,174,884,320/430,027,238.12
  6. Step 6: Final answer
    x = 350,333,238.97

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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.