Home / 275,562,003.80-413,343,005.70-154,377,709.40

Finding the Fourth Proportional to 275,562,003.80, 413,343,005.70 and 154,377,709.40

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Solution

The fourth proportional to 275,562,003.80, 413,343,005.70 and 154,377,709.40 is: 231,566,564.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,562,003.80 : 413,343,005.70 = 154,377,709.40 : x
  2. Step 2: Convert to fraction form
    275,562,003.80/413,343,005.70 = 154,377,709.40/x
  3. Step 3: Cross multiply
    275,562,003.80x = 413,343,005.70 × 154,377,709.40
  4. Step 4: Simplify right side
    275,562,003.80x = 63,810,946,416,477,144
  5. Step 5: Solve for x
    x = 63,810,946,416,477,144/275,562,003.80
  6. Step 6: Final answer
    x = 231,566,564.10

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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.