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Finding the Fourth Proportional to 167,929,265.80, 251,893,898.70 and 167,929,265.80

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Solution

The fourth proportional to 167,929,265.80, 251,893,898.70 and 167,929,265.80 is: 251,893,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,929,265.80 : 251,893,898.70 = 167,929,265.80 : x
  2. Step 2: Convert to fraction form
    167,929,265.80/251,893,898.70 = 167,929,265.80/x
  3. Step 3: Cross multiply
    167,929,265.80x = 251,893,898.70 × 167,929,265.80
  4. Step 4: Simplify right side
    167,929,265.80x = 42,300,357,468,190,576
  5. Step 5: Solve for x
    x = 42,300,357,468,190,576/167,929,265.80
  6. Step 6: Final answer
    x = 251,893,898.70

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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.