Home / 146,752,235.20-220,128,352.80-60,446,216.80

Finding the Fourth Proportional to 146,752,235.20, 220,128,352.80 and 60,446,216.80

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Solution

The fourth proportional to 146,752,235.20, 220,128,352.80 and 60,446,216.80 is: 90,669,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,752,235.20 : 220,128,352.80 = 60,446,216.80 : x
  2. Step 2: Convert to fraction form
    146,752,235.20/220,128,352.80 = 60,446,216.80/x
  3. Step 3: Cross multiply
    146,752,235.20x = 220,128,352.80 × 60,446,216.80
  4. Step 4: Simplify right side
    146,752,235.20x = 13,305,926,137,175,688
  5. Step 5: Solve for x
    x = 13,305,926,137,175,688/146,752,235.20
  6. Step 6: Final answer
    x = 90,669,325.20

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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.