Home / 279,936,327.60-419,904,491.40-264,063,956.40

Finding the Fourth Proportional to 279,936,327.60, 419,904,491.40 and 264,063,956.40

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Solution

The fourth proportional to 279,936,327.60, 419,904,491.40 and 264,063,956.40 is: 396,095,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,327.60 : 419,904,491.40 = 264,063,956.40 : x
  2. Step 2: Convert to fraction form
    279,936,327.60/419,904,491.40 = 264,063,956.40/x
  3. Step 3: Cross multiply
    279,936,327.60x = 419,904,491.40 × 264,063,956.40
  4. Step 4: Simplify right side
    279,936,327.60x = 110,881,641,309,213,776
  5. Step 5: Solve for x
    x = 110,881,641,309,213,776/279,936,327.60
  6. Step 6: Final answer
    x = 396,095,934.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.