Home / 488,764,856.22-733,350,315.72-197,837,635.74

Finding the Fourth Proportional to 488,764,856.22, 733,350,315.72 and 197,837,635.74

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Solution

The fourth proportional to 488,764,856.22, 733,350,315.72 and 197,837,635.74 is: 296,838,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,764,856.22 : 733,350,315.72 = 197,837,635.74 : x
  2. Step 2: Convert to fraction form
    488,764,856.22/733,350,315.72 = 197,837,635.74/x
  3. Step 3: Cross multiply
    488,764,856.22x = 733,350,315.72 × 197,837,635.74
  4. Step 4: Simplify right side
    488,764,856.22x = 145,084,292,631,227,360
  5. Step 5: Solve for x
    x = 145,084,292,631,227,360/488,764,856.22
  6. Step 6: Final answer
    x = 296,838,634.74

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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.