Home / 353,979,898.36-488,337,291.32-337,568,335.88

Finding the Fourth Proportional to 353,979,898.36, 488,337,291.32 and 337,568,335.88

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Solution

The fourth proportional to 353,979,898.36, 488,337,291.32 and 337,568,335.88 is: 465,696,519.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,979,898.36 : 488,337,291.32 = 337,568,335.88 : x
  2. Step 2: Convert to fraction form
    353,979,898.36/488,337,291.32 = 337,568,335.88/x
  3. Step 3: Cross multiply
    353,979,898.36x = 488,337,291.32 × 337,568,335.88
  4. Step 4: Simplify right side
    353,979,898.36x = 164,847,206,774,909,632
  5. Step 5: Solve for x
    x = 164,847,206,774,909,632/353,979,898.36
  6. Step 6: Final answer
    x = 465,696,519.89

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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.