Home / 547,197,468.93-820,934,786.31-159,011,967.33

Finding the Fourth Proportional to 547,197,468.93, 820,934,786.31 and 159,011,967.33

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Solution

The fourth proportional to 547,197,468.93, 820,934,786.31 and 159,011,967.33 is: 238,558,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,197,468.93 : 820,934,786.31 = 159,011,967.33 : x
  2. Step 2: Convert to fraction form
    547,197,468.93/820,934,786.31 = 159,011,967.33/x
  3. Step 3: Cross multiply
    547,197,468.93x = 820,934,786.31 × 159,011,967.33
  4. Step 4: Simplify right side
    547,197,468.93x = 130,538,455,420,786,256
  5. Step 5: Solve for x
    x = 130,538,455,420,786,256/547,197,468.93
  6. Step 6: Final answer
    x = 238,558,222.27

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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.