Home / 461,005,994.38-636,190,188.99-249,312,824.97

Finding the Fourth Proportional to 461,005,994.38, 636,190,188.99 and 249,312,824.97

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Solution

The fourth proportional to 461,005,994.38, 636,190,188.99 and 249,312,824.97 is: 344,052,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,005,994.38 : 636,190,188.99 = 249,312,824.97 : x
  2. Step 2: Convert to fraction form
    461,005,994.38/636,190,188.99 = 249,312,824.97/x
  3. Step 3: Cross multiply
    461,005,994.38x = 636,190,188.99 × 249,312,824.97
  4. Step 4: Simplify right side
    461,005,994.38x = 158,610,373,235,295,104
  5. Step 5: Solve for x
    x = 158,610,373,235,295,104/461,005,994.38
  6. Step 6: Final answer
    x = 344,052,735.04

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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.