Home / 146,563,246.80-219,844,870.20-126,407,854.80

Finding the Fourth Proportional to 146,563,246.80, 219,844,870.20 and 126,407,854.80

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Solution

The fourth proportional to 146,563,246.80, 219,844,870.20 and 126,407,854.80 is: 189,611,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,563,246.80 : 219,844,870.20 = 126,407,854.80 : x
  2. Step 2: Convert to fraction form
    146,563,246.80/219,844,870.20 = 126,407,854.80/x
  3. Step 3: Cross multiply
    146,563,246.80x = 219,844,870.20 × 126,407,854.80
  4. Step 4: Simplify right side
    146,563,246.80x = 27,790,118,430,766,444
  5. Step 5: Solve for x
    x = 27,790,118,430,766,444/146,563,246.80
  6. Step 6: Final answer
    x = 189,611,782.20

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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.