Home / 446,820,971.42-616,618,615.28-245,900,978.88

Finding the Fourth Proportional to 446,820,971.42, 616,618,615.28 and 245,900,978.88

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Solution

The fourth proportional to 446,820,971.42, 616,618,615.28 and 245,900,978.88 is: 339,346,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,820,971.42 : 616,618,615.28 = 245,900,978.88 : x
  2. Step 2: Convert to fraction form
    446,820,971.42/616,618,615.28 = 245,900,978.88/x
  3. Step 3: Cross multiply
    446,820,971.42x = 616,618,615.28 × 245,900,978.88
  4. Step 4: Simplify right side
    446,820,971.42x = 151,627,121,091,752,608
  5. Step 5: Solve for x
    x = 151,627,121,091,752,608/446,820,971.42
  6. Step 6: Final answer
    x = 339,346,473.85

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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.