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Finding the Fourth Proportional to 606,888,021.88, 837,508,109.16 and 328,429,569.88

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Solution

The fourth proportional to 606,888,021.88, 837,508,109.16 and 328,429,569.88 is: 453,234,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,888,021.88 : 837,508,109.16 = 328,429,569.88 : x
  2. Step 2: Convert to fraction form
    606,888,021.88/837,508,109.16 = 328,429,569.88/x
  3. Step 3: Cross multiply
    606,888,021.88x = 837,508,109.16 × 328,429,569.88
  4. Step 4: Simplify right side
    606,888,021.88x = 275,062,428,062,430,880
  5. Step 5: Solve for x
    x = 275,062,428,062,430,880/606,888,021.88
  6. Step 6: Final answer
    x = 453,234,234.56

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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.