Home / 170,166,014.40-255,312,007.20-68,003,371.20

Finding the Fourth Proportional to 170,166,014.40, 255,312,007.20 and 68,003,371.20

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Solution

The fourth proportional to 170,166,014.40, 255,312,007.20 and 68,003,371.20 is: 102,030,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,166,014.40 : 255,312,007.20 = 68,003,371.20 : x
  2. Step 2: Convert to fraction form
    170,166,014.40/255,312,007.20 = 68,003,371.20/x
  3. Step 3: Cross multiply
    170,166,014.40x = 255,312,007.20 × 68,003,371.20
  4. Step 4: Simplify right side
    170,166,014.40x = 17,362,077,197,438,672
  5. Step 5: Solve for x
    x = 17,362,077,197,438,672/170,166,014.40
  6. Step 6: Final answer
    x = 102,030,227.71

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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.