Home / 379,071,479.64-568,641,919.86-106,440,409.56

Finding the Fourth Proportional to 379,071,479.64, 568,641,919.86 and 106,440,409.56

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Solution

The fourth proportional to 379,071,479.64, 568,641,919.86 and 106,440,409.56 is: 159,670,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,071,479.64 : 568,641,919.86 = 106,440,409.56 : x
  2. Step 2: Convert to fraction form
    379,071,479.64/568,641,919.86 = 106,440,409.56/x
  3. Step 3: Cross multiply
    379,071,479.64x = 568,641,919.86 × 106,440,409.56
  4. Step 4: Simplify right side
    379,071,479.64x = 60,526,478,842,883,104
  5. Step 5: Solve for x
    x = 60,526,478,842,883,104/379,071,479.64
  6. Step 6: Final answer
    x = 159,670,357.95

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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.