Home / 751,439,483.72-1,036,951,354.82-416,908,445.88

Finding the Fourth Proportional to 751,439,483.72, 1,036,951,354.82 and 416,908,445.88

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Solution

The fourth proportional to 751,439,483.72, 1,036,951,354.82 and 416,908,445.88 is: 575,314,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,439,483.72 : 1,036,951,354.82 = 416,908,445.88 : x
  2. Step 2: Convert to fraction form
    751,439,483.72/1,036,951,354.82 = 416,908,445.88/x
  3. Step 3: Cross multiply
    751,439,483.72x = 1,036,951,354.82 × 416,908,445.88
  4. Step 4: Simplify right side
    751,439,483.72x = 432,313,777,791,166,656
  5. Step 5: Solve for x
    x = 432,313,777,791,166,656/751,439,483.72
  6. Step 6: Final answer
    x = 575,314,163.23

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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.