Home / 613,010,388.64-845,842,951-362,155,622.64

Finding the Fourth Proportional to 613,010,388.64, 845,842,951 and 362,155,622.64

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Solution

The fourth proportional to 613,010,388.64, 845,842,951 and 362,155,622.64 is: 499,708,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,010,388.64 : 845,842,951 = 362,155,622.64 : x
  2. Step 2: Convert to fraction form
    613,010,388.64/845,842,951 = 362,155,622.64/x
  3. Step 3: Cross multiply
    613,010,388.64x = 845,842,951 × 362,155,622.64
  4. Step 4: Simplify right side
    613,010,388.64x = 306,326,780,575,059,968
  5. Step 5: Solve for x
    x = 306,326,780,575,059,968/613,010,388.64
  6. Step 6: Final answer
    x = 499,708,954.78

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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.