Home / 221,886,025.80-332,829,038.70-215,508,733.80

Finding the Fourth Proportional to 221,886,025.80, 332,829,038.70 and 215,508,733.80

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Solution

The fourth proportional to 221,886,025.80, 332,829,038.70 and 215,508,733.80 is: 323,263,100.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,886,025.80 : 332,829,038.70 = 215,508,733.80 : x
  2. Step 2: Convert to fraction form
    221,886,025.80/332,829,038.70 = 215,508,733.80/x
  3. Step 3: Cross multiply
    221,886,025.80x = 332,829,038.70 × 215,508,733.80
  4. Step 4: Simplify right side
    221,886,025.80x = 71,727,564,702,108,200
  5. Step 5: Solve for x
    x = 71,727,564,702,108,200/221,886,025.80
  6. Step 6: Final answer
    x = 323,263,100.70

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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.