Home / 200,639,284.35-276,883,193.13-112,537,990.46

Finding the Fourth Proportional to 200,639,284.35, 276,883,193.13 and 112,537,990.46

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Solution

The fourth proportional to 200,639,284.35, 276,883,193.13 and 112,537,990.46 is: 155,302,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,639,284.35 : 276,883,193.13 = 112,537,990.46 : x
  2. Step 2: Convert to fraction form
    200,639,284.35/276,883,193.13 = 112,537,990.46/x
  3. Step 3: Cross multiply
    200,639,284.35x = 276,883,193.13 × 112,537,990.46
  4. Step 4: Simplify right side
    200,639,284.35x = 31,159,878,145,613,860
  5. Step 5: Solve for x
    x = 31,159,878,145,613,860/200,639,284.35
  6. Step 6: Final answer
    x = 155,302,976.91

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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.