Home / 1,558,686,896.40-2,150,988,321.06-853,863,934.36

Finding the Fourth Proportional to 1,558,686,896.40, 2,150,988,321.06 and 853,863,934.36

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Solution

The fourth proportional to 1,558,686,896.40, 2,150,988,321.06 and 853,863,934.36 is: 1,178,332,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,686,896.40 : 2,150,988,321.06 = 853,863,934.36 : x
  2. Step 2: Convert to fraction form
    1,558,686,896.40/2,150,988,321.06 = 853,863,934.36/x
  3. Step 3: Cross multiply
    1,558,686,896.40x = 2,150,988,321.06 × 853,863,934.36
  4. Step 4: Simplify right side
    1,558,686,896.40x = 1,836,651,350,582,702,336
  5. Step 5: Solve for x
    x = 1,836,651,350,582,702,336/1,558,686,896.40
  6. Step 6: Final answer
    x = 1,178,332,450.75

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1.5x scale

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.