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Finding the Fourth Proportional to 64,473,103.60, 96,709,655.40 and 44,065,769.20

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Solution

The fourth proportional to 64,473,103.60, 96,709,655.40 and 44,065,769.20 is: 66,098,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,473,103.60 : 96,709,655.40 = 44,065,769.20 : x
  2. Step 2: Convert to fraction form
    64,473,103.60/96,709,655.40 = 44,065,769.20/x
  3. Step 3: Cross multiply
    64,473,103.60x = 96,709,655.40 × 44,065,769.20
  4. Step 4: Simplify right side
    64,473,103.60x = 4,261,585,354,267,934
  5. Step 5: Solve for x
    x = 4,261,585,354,267,934/64,473,103.60
  6. Step 6: Final answer
    x = 66,098,653.80

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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.