Home / 111,680,291.20-167,656,905.60-63,191,876.80

Finding the Fourth Proportional to 111,680,291.20, 167,656,905.60 and 63,191,876.80

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Solution

The fourth proportional to 111,680,291.20, 167,656,905.60 and 63,191,876.80 is: 94,865,033.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,680,291.20 : 167,656,905.60 = 63,191,876.80 : x
  2. Step 2: Convert to fraction form
    111,680,291.20/167,656,905.60 = 63,191,876.80/x
  3. Step 3: Cross multiply
    111,680,291.20x = 167,656,905.60 × 63,191,876.80
  4. Step 4: Simplify right side
    111,680,291.20x = 10,594,554,523,344,430
  5. Step 5: Solve for x
    x = 10,594,554,523,344,430/111,680,291.20
  6. Step 6: Final answer
    x = 94,865,033.12

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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.