Home / 482,717,918.68-723,708,586.31-220,218,892.97

Finding the Fourth Proportional to 482,717,918.68, 723,708,586.31 and 220,218,892.97

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Solution

The fourth proportional to 482,717,918.68, 723,708,586.31 and 220,218,892.97 is: 330,160,322.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,717,918.68 : 723,708,586.31 = 220,218,892.97 : x
  2. Step 2: Convert to fraction form
    482,717,918.68/723,708,586.31 = 220,218,892.97/x
  3. Step 3: Cross multiply
    482,717,918.68x = 723,708,586.31 × 220,218,892.97
  4. Step 4: Simplify right side
    482,717,918.68x = 159,374,303,705,352,256
  5. Step 5: Solve for x
    x = 159,374,303,705,352,256/482,717,918.68
  6. Step 6: Final answer
    x = 330,160,322.50

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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.