Home / 308,065,362.96-462,094,481.76-74,897,395.68

Finding the Fourth Proportional to 308,065,362.96, 462,094,481.76 and 74,897,395.68

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Solution

The fourth proportional to 308,065,362.96, 462,094,481.76 and 74,897,395.68 is: 112,345,227.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,065,362.96 : 462,094,481.76 = 74,897,395.68 : x
  2. Step 2: Convert to fraction form
    308,065,362.96/462,094,481.76 = 74,897,395.68/x
  3. Step 3: Cross multiply
    308,065,362.96x = 462,094,481.76 × 74,897,395.68
  4. Step 4: Simplify right side
    308,065,362.96x = 34,609,673,241,923,264
  5. Step 5: Solve for x
    x = 34,609,673,241,923,264/308,065,362.96
  6. Step 6: Final answer
    x = 112,345,227.35

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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.