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Finding the Fourth Proportional to 67,000,368.60, 100,500,552.90 and 44,042,117.40

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Solution

The fourth proportional to 67,000,368.60, 100,500,552.90 and 44,042,117.40 is: 66,063,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,000,368.60 : 100,500,552.90 = 44,042,117.40 : x
  2. Step 2: Convert to fraction form
    67,000,368.60/100,500,552.90 = 44,042,117.40/x
  3. Step 3: Cross multiply
    67,000,368.60x = 100,500,552.90 × 44,042,117.40
  4. Step 4: Simplify right side
    67,000,368.60x = 4,426,257,149,586,710.50
  5. Step 5: Solve for x
    x = 4,426,257,149,586,710.50/67,000,368.60
  6. Step 6: Final answer
    x = 66,063,176.10

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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.