Home / 1,783,760,738.40-2,676,597,701.40-748,726,246.80

Finding the Fourth Proportional to 1,783,760,738.40, 2,676,597,701.40 and 748,726,246.80

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Solution

The fourth proportional to 1,783,760,738.40, 2,676,597,701.40 and 748,726,246.80 is: 1,123,490,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,760,738.40 : 2,676,597,701.40 = 748,726,246.80 : x
  2. Step 2: Convert to fraction form
    1,783,760,738.40/2,676,597,701.40 = 748,726,246.80/x
  3. Step 3: Cross multiply
    1,783,760,738.40x = 2,676,597,701.40 × 748,726,246.80
  4. Step 4: Simplify right side
    1,783,760,738.40x = 2,004,038,951,162,728,960
  5. Step 5: Solve for x
    x = 2,004,038,951,162,728,960/1,783,760,738.40
  6. Step 6: Final answer
    x = 1,123,490,896.52

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Double scale
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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.