Home / 500,509,525.09-750,238,744.22-168,401,243.70

Finding the Fourth Proportional to 500,509,525.09, 750,238,744.22 and 168,401,243.70

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Solution

The fourth proportional to 500,509,525.09, 750,238,744.22 and 168,401,243.70 is: 252,425,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,509,525.09 : 750,238,744.22 = 168,401,243.70 : x
  2. Step 2: Convert to fraction form
    500,509,525.09/750,238,744.22 = 168,401,243.70/x
  3. Step 3: Cross multiply
    500,509,525.09x = 750,238,744.22 × 168,401,243.70
  4. Step 4: Simplify right side
    500,509,525.09x = 126,341,137,598,363,680
  5. Step 5: Solve for x
    x = 126,341,137,598,363,680/500,509,525.09
  6. Step 6: Final answer
    x = 252,425,041.41

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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.