Home / 353,979,907.35-488,337,303.72-337,568,344.89

Finding the Fourth Proportional to 353,979,907.35, 488,337,303.72 and 337,568,344.89

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Solution

The fourth proportional to 353,979,907.35, 488,337,303.72 and 337,568,344.89 is: 465,696,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,979,907.35 : 488,337,303.72 = 337,568,344.89 : x
  2. Step 2: Convert to fraction form
    353,979,907.35/488,337,303.72 = 337,568,344.89/x
  3. Step 3: Cross multiply
    353,979,907.35x = 488,337,303.72 × 337,568,344.89
  4. Step 4: Simplify right side
    353,979,907.35x = 164,847,215,364,805,632
  5. Step 5: Solve for x
    x = 164,847,215,364,805,632/353,979,907.35
  6. Step 6: Final answer
    x = 465,696,532.32

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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.