Home / 277,477,786.20-382,942,859.64-153,757,271.64

Finding the Fourth Proportional to 277,477,786.20, 382,942,859.64 and 153,757,271.64

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Solution

The fourth proportional to 277,477,786.20, 382,942,859.64 and 153,757,271.64 is: 212,198,064.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,477,786.20 : 382,942,859.64 = 153,757,271.64 : x
  2. Step 2: Convert to fraction form
    277,477,786.20/382,942,859.64 = 153,757,271.64/x
  3. Step 3: Cross multiply
    277,477,786.20x = 382,942,859.64 × 153,757,271.64
  4. Step 4: Simplify right side
    277,477,786.20x = 58,880,249,292,265,864
  5. Step 5: Solve for x
    x = 58,880,249,292,265,864/277,477,786.20
  6. Step 6: Final answer
    x = 212,198,064.93

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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.