Home / 588,711,172.64-812,384,806.59-324,378,373.34

Finding the Fourth Proportional to 588,711,172.64, 812,384,806.59 and 324,378,373.34

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Solution

The fourth proportional to 588,711,172.64, 812,384,806.59 and 324,378,373.34 is: 447,621,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,711,172.64 : 812,384,806.59 = 324,378,373.34 : x
  2. Step 2: Convert to fraction form
    588,711,172.64/812,384,806.59 = 324,378,373.34/x
  3. Step 3: Cross multiply
    588,711,172.64x = 812,384,806.59 × 324,378,373.34
  4. Step 4: Simplify right side
    588,711,172.64x = 263,520,062,087,794,688
  5. Step 5: Solve for x
    x = 263,520,062,087,794,688/588,711,172.64
  6. Step 6: Final answer
    x = 447,621,982.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.