Home / 479,675,004.96-719,403,734.06-217,186,273.55

Finding the Fourth Proportional to 479,675,004.96, 719,403,734.06 and 217,186,273.55

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Solution

The fourth proportional to 479,675,004.96, 719,403,734.06 and 217,186,273.55 is: 325,730,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,675,004.96 : 719,403,734.06 = 217,186,273.55 : x
  2. Step 2: Convert to fraction form
    479,675,004.96/719,403,734.06 = 217,186,273.55/x
  3. Step 3: Cross multiply
    479,675,004.96x = 719,403,734.06 × 217,186,273.55
  4. Step 4: Simplify right side
    479,675,004.96x = 156,244,616,179,159,200
  5. Step 5: Solve for x
    x = 156,244,616,179,159,200/479,675,004.96
  6. Step 6: Final answer
    x = 325,730,160.14

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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.