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Finding the Fourth Proportional to 547,576,007.07, 821,364,011.01 and 133,050,699.48

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Solution

The fourth proportional to 547,576,007.07, 821,364,011.01 and 133,050,699.48 is: 199,576,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,576,007.07 : 821,364,011.01 = 133,050,699.48 : x
  2. Step 2: Convert to fraction form
    547,576,007.07/821,364,011.01 = 133,050,699.48/x
  3. Step 3: Cross multiply
    547,576,007.07x = 821,364,011.01 × 133,050,699.48
  4. Step 4: Simplify right side
    547,576,007.07x = 109,283,056,192,578,928
  5. Step 5: Solve for x
    x = 109,283,056,192,578,928/547,576,007.07
  6. Step 6: Final answer
    x = 199,576,049.32

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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.