Home / 106,305,332.40-159,457,998.60-104,289,793.20

Finding the Fourth Proportional to 106,305,332.40, 159,457,998.60 and 104,289,793.20

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Solution

The fourth proportional to 106,305,332.40, 159,457,998.60 and 104,289,793.20 is: 156,434,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,305,332.40 : 159,457,998.60 = 104,289,793.20 : x
  2. Step 2: Convert to fraction form
    106,305,332.40/159,457,998.60 = 104,289,793.20/x
  3. Step 3: Cross multiply
    106,305,332.40x = 159,457,998.60 × 104,289,793.20
  4. Step 4: Simplify right side
    106,305,332.40x = 16,629,841,698,079,890
  5. Step 5: Solve for x
    x = 16,629,841,698,079,890/106,305,332.40
  6. Step 6: Final answer
    x = 156,434,689.80

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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.