Home / 325,449,635.34-488,341,364.85-159,449,978.46

Finding the Fourth Proportional to 325,449,635.34, 488,341,364.85 and 159,449,978.46

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Solution

The fourth proportional to 325,449,635.34, 488,341,364.85 and 159,449,978.46 is: 239,256,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,449,635.34 : 488,341,364.85 = 159,449,978.46 : x
  2. Step 2: Convert to fraction form
    325,449,635.34/488,341,364.85 = 159,449,978.46/x
  3. Step 3: Cross multiply
    325,449,635.34x = 488,341,364.85 × 159,449,978.46
  4. Step 4: Simplify right side
    325,449,635.34x = 77,866,020,106,459,504
  5. Step 5: Solve for x
    x = 77,866,020,106,459,504/325,449,635.34
  6. Step 6: Final answer
    x = 239,256,744.06

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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.