Home / 170,828,999.70-256,243,499.55-112,715,926.35

Finding the Fourth Proportional to 170,828,999.70, 256,243,499.55 and 112,715,926.35

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Solution

The fourth proportional to 170,828,999.70, 256,243,499.55 and 112,715,926.35 is: 169,073,889.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,828,999.70 : 256,243,499.55 = 112,715,926.35 : x
  2. Step 2: Convert to fraction form
    170,828,999.70/256,243,499.55 = 112,715,926.35/x
  3. Step 3: Cross multiply
    170,828,999.70x = 256,243,499.55 × 112,715,926.35
  4. Step 4: Simplify right side
    170,828,999.70x = 28,882,723,422,944,056
  5. Step 5: Solve for x
    x = 28,882,723,422,944,056/170,828,999.70
  6. Step 6: Final answer
    x = 169,073,889.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.