Home / 170,091,960.81-255,236,963.63-71,717,498.57

Finding the Fourth Proportional to 170,091,960.81, 255,236,963.63 and 71,717,498.57

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Solution

The fourth proportional to 170,091,960.81, 255,236,963.63 and 71,717,498.57 is: 107,617,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,091,960.81 : 255,236,963.63 = 71,717,498.57 : x
  2. Step 2: Convert to fraction form
    170,091,960.81/255,236,963.63 = 71,717,498.57/x
  3. Step 3: Cross multiply
    170,091,960.81x = 255,236,963.63 × 71,717,498.57
  4. Step 4: Simplify right side
    170,091,960.81x = 18,304,956,572,869,480
  5. Step 5: Solve for x
    x = 18,304,956,572,869,480/170,091,960.81
  6. Step 6: Final answer
    x = 107,617,999.61

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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.