Home / 200,356,748.68-276,521,503-112,256,701.36

Finding the Fourth Proportional to 200,356,748.68, 276,521,503 and 112,256,701.36

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Solution

The fourth proportional to 200,356,748.68, 276,521,503 and 112,256,701.36 is: 154,930,602.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,356,748.68 : 276,521,503 = 112,256,701.36 : x
  2. Step 2: Convert to fraction form
    200,356,748.68/276,521,503 = 112,256,701.36/x
  3. Step 3: Cross multiply
    200,356,748.68x = 276,521,503 × 112,256,701.36
  4. Step 4: Simplify right side
    200,356,748.68x = 31,041,391,781,889,344
  5. Step 5: Solve for x
    x = 31,041,391,781,889,344/200,356,748.68
  6. Step 6: Final answer
    x = 154,930,602.47

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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.