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Finding the Fourth Proportional to 63,078,400.80, 94,617,601.20 and 63,078,400.80

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Solution

The fourth proportional to 63,078,400.80, 94,617,601.20 and 63,078,400.80 is: 94,617,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,078,400.80 : 94,617,601.20 = 63,078,400.80 : x
  2. Step 2: Convert to fraction form
    63,078,400.80/94,617,601.20 = 63,078,400.80/x
  3. Step 3: Cross multiply
    63,078,400.80x = 94,617,601.20 × 63,078,400.80
  4. Step 4: Simplify right side
    63,078,400.80x = 5,968,326,971,228,161
  5. Step 5: Solve for x
    x = 5,968,326,971,228,161/63,078,400.80
  6. Step 6: Final answer
    x = 94,617,601.20

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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.