Home / 273,276,768.23-409,585,813.45-125,520,434.60

Finding the Fourth Proportional to 273,276,768.23, 409,585,813.45 and 125,520,434.60

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Solution

The fourth proportional to 273,276,768.23, 409,585,813.45 and 125,520,434.60 is: 188,129,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,276,768.23 : 409,585,813.45 = 125,520,434.60 : x
  2. Step 2: Convert to fraction form
    273,276,768.23/409,585,813.45 = 125,520,434.60/x
  3. Step 3: Cross multiply
    273,276,768.23x = 409,585,813.45 × 125,520,434.60
  4. Step 4: Simplify right side
    273,276,768.23x = 51,411,389,307,876,792
  5. Step 5: Solve for x
    x = 51,411,389,307,876,792/273,276,768.23
  6. Step 6: Final answer
    x = 188,129,381.22

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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.