Home / 277,477,761.70-382,942,825.77-153,757,247.14

Finding the Fourth Proportional to 277,477,761.70, 382,942,825.77 and 153,757,247.14

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Solution

The fourth proportional to 277,477,761.70, 382,942,825.77 and 153,757,247.14 is: 212,198,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,477,761.70 : 382,942,825.77 = 153,757,247.14 : x
  2. Step 2: Convert to fraction form
    277,477,761.70/382,942,825.77 = 153,757,247.14/x
  3. Step 3: Cross multiply
    277,477,761.70x = 382,942,825.77 × 153,757,247.14
  4. Step 4: Simplify right side
    277,477,761.70x = 58,880,234,702,407,840
  5. Step 5: Solve for x
    x = 58,880,234,702,407,840/277,477,761.70
  6. Step 6: Final answer
    x = 212,198,031.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.