Home / 170,423,804.40-255,131,821.80-160,458,082.80

Finding the Fourth Proportional to 170,423,804.40, 255,131,821.80 and 160,458,082.80

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Solution

The fourth proportional to 170,423,804.40, 255,131,821.80 and 160,458,082.80 is: 240,212,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423,804.40 : 255,131,821.80 = 160,458,082.80 : x
  2. Step 2: Convert to fraction form
    170,423,804.40/255,131,821.80 = 160,458,082.80/x
  3. Step 3: Cross multiply
    170,423,804.40x = 255,131,821.80 × 160,458,082.80
  4. Step 4: Simplify right side
    170,423,804.40x = 40,937,962,987,299,248
  5. Step 5: Solve for x
    x = 40,937,962,987,299,248/170,423,804.40
  6. Step 6: Final answer
    x = 240,212,704.62

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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.