Home / 1,076,133,687.40-1,614,200,531.10-815,940,173.80

Finding the Fourth Proportional to 1,076,133,687.40, 1,614,200,531.10 and 815,940,173.80

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Solution

The fourth proportional to 1,076,133,687.40, 1,614,200,531.10 and 815,940,173.80 is: 1,223,910,260.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,133,687.40 : 1,614,200,531.10 = 815,940,173.80 : x
  2. Step 2: Convert to fraction form
    1,076,133,687.40/1,614,200,531.10 = 815,940,173.80/x
  3. Step 3: Cross multiply
    1,076,133,687.40x = 1,614,200,531.10 × 815,940,173.80
  4. Step 4: Simplify right side
    1,076,133,687.40x = 1,317,091,061,893,786,112
  5. Step 5: Solve for x
    x = 1,317,091,061,893,786,112/1,076,133,687.40
  6. Step 6: Final answer
    x = 1,223,910,260.70

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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.