Home / 635,225,536.08-876,505,768.20-374,429,693.52

Finding the Fourth Proportional to 635,225,536.08, 876,505,768.20 and 374,429,693.52

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Solution

The fourth proportional to 635,225,536.08, 876,505,768.20 and 374,429,693.52 is: 516,650,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,225,536.08 : 876,505,768.20 = 374,429,693.52 : x
  2. Step 2: Convert to fraction form
    635,225,536.08/876,505,768.20 = 374,429,693.52/x
  3. Step 3: Cross multiply
    635,225,536.08x = 876,505,768.20 × 374,429,693.52
  4. Step 4: Simplify right side
    635,225,536.08x = 328,189,786,155,638,144
  5. Step 5: Solve for x
    x = 328,189,786,155,638,144/635,225,536.08
  6. Step 6: Final answer
    x = 516,650,807.49

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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.