Home / 463,187,659.52-639,210,075.44-251,503,412.16

Finding the Fourth Proportional to 463,187,659.52, 639,210,075.44 and 251,503,412.16

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Solution

The fourth proportional to 463,187,659.52, 639,210,075.44 and 251,503,412.16 is: 347,080,738.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,187,659.52 : 639,210,075.44 = 251,503,412.16 : x
  2. Step 2: Convert to fraction form
    463,187,659.52/639,210,075.44 = 251,503,412.16/x
  3. Step 3: Cross multiply
    463,187,659.52x = 639,210,075.44 × 251,503,412.16
  4. Step 4: Simplify right side
    463,187,659.52x = 160,763,515,060,211,040
  5. Step 5: Solve for x
    x = 160,763,515,060,211,040/463,187,659.52
  6. Step 6: Final answer
    x = 347,080,738.78

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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.