Home / 545,391,771.40-818,202,693.30-176,898,105.28

Finding the Fourth Proportional to 545,391,771.40, 818,202,693.30 and 176,898,105.28

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Solution

The fourth proportional to 545,391,771.40, 818,202,693.30 and 176,898,105.28 is: 265,384,469.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,391,771.40 : 818,202,693.30 = 176,898,105.28 : x
  2. Step 2: Convert to fraction form
    545,391,771.40/818,202,693.30 = 176,898,105.28/x
  3. Step 3: Cross multiply
    545,391,771.40x = 818,202,693.30 × 176,898,105.28
  4. Step 4: Simplify right side
    545,391,771.40x = 144,738,506,179,762,944
  5. Step 5: Solve for x
    x = 144,738,506,179,762,944/545,391,771.40
  6. Step 6: Final answer
    x = 265,384,469.97

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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.