Home / 54,518,744.90-81,698,401.20-46,387,697.60

Finding the Fourth Proportional to 54,518,744.90, 81,698,401.20 and 46,387,697.60

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Solution

The fourth proportional to 54,518,744.90, 81,698,401.20 and 46,387,697.60 is: 69,513,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518,744.90 : 81,698,401.20 = 46,387,697.60 : x
  2. Step 2: Convert to fraction form
    54,518,744.90/81,698,401.20 = 46,387,697.60/x
  3. Step 3: Cross multiply
    54,518,744.90x = 81,698,401.20 × 46,387,697.60
  4. Step 4: Simplify right side
    54,518,744.90x = 3,789,800,729,269,077.50
  5. Step 5: Solve for x
    x = 3,789,800,729,269,077.50/54,518,744.90
  6. Step 6: Final answer
    x = 69,513,719.29

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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.