Home / 192,457,217.40-288,685,826.10-156,177,511.80

Finding the Fourth Proportional to 192,457,217.40, 288,685,826.10 and 156,177,511.80

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Solution

The fourth proportional to 192,457,217.40, 288,685,826.10 and 156,177,511.80 is: 234,266,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,217.40 : 288,685,826.10 = 156,177,511.80 : x
  2. Step 2: Convert to fraction form
    192,457,217.40/288,685,826.10 = 156,177,511.80/x
  3. Step 3: Cross multiply
    192,457,217.40x = 288,685,826.10 × 156,177,511.80
  4. Step 4: Simplify right side
    192,457,217.40x = 45,086,234,012,225,504
  5. Step 5: Solve for x
    x = 45,086,234,012,225,504/192,457,217.40
  6. Step 6: Final answer
    x = 234,266,267.70

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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.