Home / 156,450,826.40-234,760,220.40-65,583,600.80

Finding the Fourth Proportional to 156,450,826.40, 234,760,220.40 and 65,583,600.80

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Solution

The fourth proportional to 156,450,826.40, 234,760,220.40 and 65,583,600.80 is: 98,410,605.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,450,826.40 : 234,760,220.40 = 65,583,600.80 : x
  2. Step 2: Convert to fraction form
    156,450,826.40/234,760,220.40 = 65,583,600.80/x
  3. Step 3: Cross multiply
    156,450,826.40x = 234,760,220.40 × 65,583,600.80
  4. Step 4: Simplify right side
    156,450,826.40x = 15,396,420,578,433,616
  5. Step 5: Solve for x
    x = 15,396,420,578,433,616/156,450,826.40
  6. Step 6: Final answer
    x = 98,410,605.64

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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.