Home / 170,423,787.40-255,131,796.30-160,458,065.80

Finding the Fourth Proportional to 170,423,787.40, 255,131,796.30 and 160,458,065.80

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Solution

The fourth proportional to 170,423,787.40, 255,131,796.30 and 160,458,065.80 is: 240,212,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,423,787.40 : 255,131,796.30 = 160,458,065.80 : x
  2. Step 2: Convert to fraction form
    170,423,787.40/255,131,796.30 = 160,458,065.80/x
  3. Step 3: Cross multiply
    170,423,787.40x = 255,131,796.30 × 160,458,065.80
  4. Step 4: Simplify right side
    170,423,787.40x = 40,937,954,558,377,600
  5. Step 5: Solve for x
    x = 40,937,954,558,377,600/170,423,787.40
  6. Step 6: Final answer
    x = 240,212,679.13

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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.