Home / 200,616,544.40-276,852,836.59-112,508,650.35

Finding the Fourth Proportional to 200,616,544.40, 276,852,836.59 and 112,508,650.35

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Solution

The fourth proportional to 200,616,544.40, 276,852,836.59 and 112,508,650.35 is: 155,263,062.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,616,544.40 : 276,852,836.59 = 112,508,650.35 : x
  2. Step 2: Convert to fraction form
    200,616,544.40/276,852,836.59 = 112,508,650.35/x
  3. Step 3: Cross multiply
    200,616,544.40x = 276,852,836.59 × 112,508,650.35
  4. Step 4: Simplify right side
    200,616,544.40x = 31,148,338,990,028,720
  5. Step 5: Solve for x
    x = 31,148,338,990,028,720/200,616,544.40
  6. Step 6: Final answer
    x = 155,263,062.10

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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.