Home / 111,960,167.36-167,870,966.86-43,722,618.08

Finding the Fourth Proportional to 111,960,167.36, 167,870,966.86 and 43,722,618.08

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Solution

The fourth proportional to 111,960,167.36, 167,870,966.86 and 43,722,618.08 is: 65,556,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,960,167.36 : 167,870,966.86 = 43,722,618.08 : x
  2. Step 2: Convert to fraction form
    111,960,167.36/167,870,966.86 = 43,722,618.08/x
  3. Step 3: Cross multiply
    111,960,167.36x = 167,870,966.86 × 43,722,618.08
  4. Step 4: Simplify right side
    111,960,167.36x = 7,339,758,170,740,117
  5. Step 5: Solve for x
    x = 7,339,758,170,740,117/111,960,167.36
  6. Step 6: Final answer
    x = 65,556,870.30

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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.