Home / 629,856,629.40-944,784,944.10-169,841,299.80

Finding the Fourth Proportional to 629,856,629.40, 944,784,944.10 and 169,841,299.80

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Solution

The fourth proportional to 629,856,629.40, 944,784,944.10 and 169,841,299.80 is: 254,761,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,629.40 : 944,784,944.10 = 169,841,299.80 : x
  2. Step 2: Convert to fraction form
    629,856,629.40/944,784,944.10 = 169,841,299.80/x
  3. Step 3: Cross multiply
    629,856,629.40x = 944,784,944.10 × 169,841,299.80
  4. Step 4: Simplify right side
    629,856,629.40x = 160,463,502,937,414,368
  5. Step 5: Solve for x
    x = 160,463,502,937,414,368/629,856,629.40
  6. Step 6: Final answer
    x = 254,761,949.70

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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.