Home / 354,883,250.46-489,765,395.37-204,222,088.92

Finding the Fourth Proportional to 354,883,250.46, 489,765,395.37 and 204,222,088.92

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Solution

The fourth proportional to 354,883,250.46, 489,765,395.37 and 204,222,088.92 is: 281,841,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,883,250.46 : 489,765,395.37 = 204,222,088.92 : x
  2. Step 2: Convert to fraction form
    354,883,250.46/489,765,395.37 = 204,222,088.92/x
  3. Step 3: Cross multiply
    354,883,250.46x = 489,765,395.37 × 204,222,088.92
  4. Step 4: Simplify right side
    354,883,250.46x = 100,020,912,123,191,088
  5. Step 5: Solve for x
    x = 100,020,912,123,191,088/354,883,250.46
  6. Step 6: Final answer
    x = 281,841,738.07

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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.