Home / 277,243,351.80-415,865,027.70-72,792,094.20

Finding the Fourth Proportional to 277,243,351.80, 415,865,027.70 and 72,792,094.20

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Solution

The fourth proportional to 277,243,351.80, 415,865,027.70 and 72,792,094.20 is: 109,188,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,243,351.80 : 415,865,027.70 = 72,792,094.20 : x
  2. Step 2: Convert to fraction form
    277,243,351.80/415,865,027.70 = 72,792,094.20/x
  3. Step 3: Cross multiply
    277,243,351.80x = 415,865,027.70 × 72,792,094.20
  4. Step 4: Simplify right side
    277,243,351.80x = 30,271,686,270,824,008
  5. Step 5: Solve for x
    x = 30,271,686,270,824,008/277,243,351.80
  6. Step 6: Final answer
    x = 109,188,141.30

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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.