Home / 325,926,508.80-488,889,763.20-249,399,004.80

Finding the Fourth Proportional to 325,926,508.80, 488,889,763.20 and 249,399,004.80

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Solution

The fourth proportional to 325,926,508.80, 488,889,763.20 and 249,399,004.80 is: 374,098,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,926,508.80 : 488,889,763.20 = 249,399,004.80 : x
  2. Step 2: Convert to fraction form
    325,926,508.80/488,889,763.20 = 249,399,004.80/x
  3. Step 3: Cross multiply
    325,926,508.80x = 488,889,763.20 × 249,399,004.80
  4. Step 4: Simplify right side
    325,926,508.80x = 121,928,620,398,987,664
  5. Step 5: Solve for x
    x = 121,928,620,398,987,664/325,926,508.80
  6. Step 6: Final answer
    x = 374,098,507.20

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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.