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Finding the Fourth Proportional to 46,805,029.20, 70,081,572.60 and 46,805,029.20

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Solution

The fourth proportional to 46,805,029.20, 70,081,572.60 and 46,805,029.20 is: 70,081,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,805,029.20 : 70,081,572.60 = 46,805,029.20 : x
  2. Step 2: Convert to fraction form
    46,805,029.20/70,081,572.60 = 46,805,029.20/x
  3. Step 3: Cross multiply
    46,805,029.20x = 70,081,572.60 × 46,805,029.20
  4. Step 4: Simplify right side
    46,805,029.20x = 3,280,170,051,924,920
  5. Step 5: Solve for x
    x = 3,280,170,051,924,920/46,805,029.20
  6. Step 6: Final answer
    x = 70,081,572.60

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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.