Home / 186,508,431,235.11-257,381,633,111.49-100,869,396,979.67

Finding the Fourth Proportional to 186,508,431,235.11, 257,381,633,111.49 and 100,869,396,979.67

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Solution

The fourth proportional to 186,508,431,235.11, 257,381,633,111.49 and 100,869,396,979.67 is: 139,199,766,754.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,508,431,235.11 : 257,381,633,111.49 = 100,869,396,979.67 : x
  2. Step 2: Convert to fraction form
    186,508,431,235.11/257,381,633,111.49 = 100,869,396,979.67/x
  3. Step 3: Cross multiply
    186,508,431,235.11x = 257,381,633,111.49 × 100,869,396,979.67
  4. Step 4: Simplify right side
    186,508,431,235.11x = 25,961,930,125,598,661,804,032
  5. Step 5: Solve for x
    x = 25,961,930,125,598,661,804,032/186,508,431,235.11
  6. Step 6: Final answer
    x = 139,199,766,754.09

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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.