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Finding the Fourth Proportional to 38,222,187.40, 53,662,227.80 and 38,222,187.40

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Solution

The fourth proportional to 38,222,187.40, 53,662,227.80 and 38,222,187.40 is: 53,662,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,222,187.40 : 53,662,227.80 = 38,222,187.40 : x
  2. Step 2: Convert to fraction form
    38,222,187.40/53,662,227.80 = 38,222,187.40/x
  3. Step 3: Cross multiply
    38,222,187.40x = 53,662,227.80 × 38,222,187.40
  4. Step 4: Simplify right side
    38,222,187.40x = 2,051,087,727,273,089.50
  5. Step 5: Solve for x
    x = 2,051,087,727,273,089.50/38,222,187.40
  6. Step 6: Final answer
    x = 53,662,227.80

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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.