Home / 170,328,003.40-255,492,005.10-98,440,438.60

Finding the Fourth Proportional to 170,328,003.40, 255,492,005.10 and 98,440,438.60

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Solution

The fourth proportional to 170,328,003.40, 255,492,005.10 and 98,440,438.60 is: 147,660,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,328,003.40 : 255,492,005.10 = 98,440,438.60 : x
  2. Step 2: Convert to fraction form
    170,328,003.40/255,492,005.10 = 98,440,438.60/x
  3. Step 3: Cross multiply
    170,328,003.40x = 255,492,005.10 × 98,440,438.60
  4. Step 4: Simplify right side
    170,328,003.40x = 25,150,745,040,837,436
  5. Step 5: Solve for x
    x = 25,150,745,040,837,436/170,328,003.40
  6. Step 6: Final answer
    x = 147,660,657.90

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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.