Home / 110,572,613.12-152,645,448.61-68,770,152.97

Finding the Fourth Proportional to 110,572,613.12, 152,645,448.61 and 68,770,152.97

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Solution

The fourth proportional to 110,572,613.12, 152,645,448.61 and 68,770,152.97 is: 94,937,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,572,613.12 : 152,645,448.61 = 68,770,152.97 : x
  2. Step 2: Convert to fraction form
    110,572,613.12/152,645,448.61 = 68,770,152.97/x
  3. Step 3: Cross multiply
    110,572,613.12x = 152,645,448.61 × 68,770,152.97
  4. Step 4: Simplify right side
    110,572,613.12x = 10,497,450,850,788,324
  5. Step 5: Solve for x
    x = 10,497,450,850,788,324/110,572,613.12
  6. Step 6: Final answer
    x = 94,937,168.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.