Home / 167,890,928.80-231,683,364.96-93,547,648.12

Finding the Fourth Proportional to 167,890,928.80, 231,683,364.96 and 93,547,648.12

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Solution

The fourth proportional to 167,890,928.80, 231,683,364.96 and 93,547,648.12 is: 129,092,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,890,928.80 : 231,683,364.96 = 93,547,648.12 : x
  2. Step 2: Convert to fraction form
    167,890,928.80/231,683,364.96 = 93,547,648.12/x
  3. Step 3: Cross multiply
    167,890,928.80x = 231,683,364.96 × 93,547,648.12
  4. Step 4: Simplify right side
    167,890,928.80x = 21,673,433,900,535,620
  5. Step 5: Solve for x
    x = 21,673,433,900,535,620/167,890,928.80
  6. Step 6: Final answer
    x = 129,092,346.18

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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.