Home / 1,259,348,103.65-1,738,457,725.65-813,528,891.16

Finding the Fourth Proportional to 1,259,348,103.65, 1,738,457,725.65 and 813,528,891.16

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Solution

The fourth proportional to 1,259,348,103.65, 1,738,457,725.65 and 813,528,891.16 is: 1,123,029,908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,348,103.65 : 1,738,457,725.65 = 813,528,891.16 : x
  2. Step 2: Convert to fraction form
    1,259,348,103.65/1,738,457,725.65 = 813,528,891.16/x
  3. Step 3: Cross multiply
    1,259,348,103.65x = 1,738,457,725.65 × 813,528,891.16
  4. Step 4: Simplify right side
    1,259,348,103.65x = 1,414,285,585,876,580,096
  5. Step 5: Solve for x
    x = 1,414,285,585,876,580,096/1,259,348,103.65
  6. Step 6: Final answer
    x = 1,123,029,908.71

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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.