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Finding the Fourth Proportional to 79,244,133.40, 111,092,952.20 and 79,244,133.40

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Solution

The fourth proportional to 79,244,133.40, 111,092,952.20 and 79,244,133.40 is: 111,092,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,244,133.40 : 111,092,952.20 = 79,244,133.40 : x
  2. Step 2: Convert to fraction form
    79,244,133.40/111,092,952.20 = 79,244,133.40/x
  3. Step 3: Cross multiply
    79,244,133.40x = 111,092,952.20 × 79,244,133.40
  4. Step 4: Simplify right side
    79,244,133.40x = 8,803,464,723,936,624
  5. Step 5: Solve for x
    x = 8,803,464,723,936,624/79,244,133.40
  6. Step 6: Final answer
    x = 111,092,952.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.