Home / 580,627,202.40-870,940,803.60-258,140,930.40

Finding the Fourth Proportional to 580,627,202.40, 870,940,803.60 and 258,140,930.40

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Solution

The fourth proportional to 580,627,202.40, 870,940,803.60 and 258,140,930.40 is: 387,211,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,627,202.40 : 870,940,803.60 = 258,140,930.40 : x
  2. Step 2: Convert to fraction form
    580,627,202.40/870,940,803.60 = 258,140,930.40/x
  3. Step 3: Cross multiply
    580,627,202.40x = 870,940,803.60 × 258,140,930.40
  4. Step 4: Simplify right side
    580,627,202.40x = 224,825,469,364,627,680
  5. Step 5: Solve for x
    x = 224,825,469,364,627,680/580,627,202.40
  6. Step 6: Final answer
    x = 387,211,395.60

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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.