Home / 1,760,151,371.40-2,640,227,546.34-654,611,780.88

Finding the Fourth Proportional to 1,760,151,371.40, 2,640,227,546.34 and 654,611,780.88

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Solution

The fourth proportional to 1,760,151,371.40, 2,640,227,546.34 and 654,611,780.88 is: 981,917,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,151,371.40 : 2,640,227,546.34 = 654,611,780.88 : x
  2. Step 2: Convert to fraction form
    1,760,151,371.40/2,640,227,546.34 = 654,611,780.88/x
  3. Step 3: Cross multiply
    1,760,151,371.40x = 2,640,227,546.34 × 654,611,780.88
  4. Step 4: Simplify right side
    1,760,151,371.40x = 1,728,324,056,038,060,288
  5. Step 5: Solve for x
    x = 1,728,324,056,038,060,288/1,760,151,371.40
  6. Step 6: Final answer
    x = 981,917,853.27

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1.5x scale

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.