Home / 502,524,362,855.64-693,485,870,122.62-274,152,912,812.76

Finding the Fourth Proportional to 502,524,362,855.64, 693,485,870,122.62 and 274,152,912,812.76

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Solution

The fourth proportional to 502,524,362,855.64, 693,485,870,122.62 and 274,152,912,812.76 is: 378,332,246,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,524,362,855.64 : 693,485,870,122.62 = 274,152,912,812.76 : x
  2. Step 2: Convert to fraction form
    502,524,362,855.64/693,485,870,122.62 = 274,152,912,812.76/x
  3. Step 3: Cross multiply
    502,524,362,855.64x = 693,485,870,122.62 × 274,152,912,812.76
  4. Step 4: Simplify right side
    502,524,362,855.64x = 190,121,171,288,607,648,907,264
  5. Step 5: Solve for x
    x = 190,121,171,288,607,648,907,264/502,524,362,855.64
  6. Step 6: Final answer
    x = 378,332,246,835.21

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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.