Home / 116,180,448.20-174,270,672.30-103,639,315.40

Finding the Fourth Proportional to 116,180,448.20, 174,270,672.30 and 103,639,315.40

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Solution

The fourth proportional to 116,180,448.20, 174,270,672.30 and 103,639,315.40 is: 155,458,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,180,448.20 : 174,270,672.30 = 103,639,315.40 : x
  2. Step 2: Convert to fraction form
    116,180,448.20/174,270,672.30 = 103,639,315.40/x
  3. Step 3: Cross multiply
    116,180,448.20x = 174,270,672.30 × 103,639,315.40
  4. Step 4: Simplify right side
    116,180,448.20x = 18,061,293,171,469,744
  5. Step 5: Solve for x
    x = 18,061,293,171,469,744/116,180,448.20
  6. Step 6: Final answer
    x = 155,458,973.10

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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.