Home / 351,780,514.86-527,751,838.29-121,749,602.25

Finding the Fourth Proportional to 351,780,514.86, 527,751,838.29 and 121,749,602.25

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Solution

The fourth proportional to 351,780,514.86, 527,751,838.29 and 121,749,602.25 is: 182,652,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,780,514.86 : 527,751,838.29 = 121,749,602.25 : x
  2. Step 2: Convert to fraction form
    351,780,514.86/527,751,838.29 = 121,749,602.25/x
  3. Step 3: Cross multiply
    351,780,514.86x = 527,751,838.29 × 121,749,602.25
  4. Step 4: Simplify right side
    351,780,514.86x = 64,253,576,398,513,824
  5. Step 5: Solve for x
    x = 64,253,576,398,513,824/351,780,514.86
  6. Step 6: Final answer
    x = 182,652,459.94

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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.