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Finding the Fourth Proportional to 269,731,205.80, 404,596,808.70 and 241,009,772.20

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Solution

The fourth proportional to 269,731,205.80, 404,596,808.70 and 241,009,772.20 is: 361,514,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,731,205.80 : 404,596,808.70 = 241,009,772.20 : x
  2. Step 2: Convert to fraction form
    269,731,205.80/404,596,808.70 = 241,009,772.20/x
  3. Step 3: Cross multiply
    269,731,205.80x = 404,596,808.70 × 241,009,772.20
  4. Step 4: Simplify right side
    269,731,205.80x = 97,511,784,697,633,968
  5. Step 5: Solve for x
    x = 97,511,784,697,633,968/269,731,205.80
  6. Step 6: Final answer
    x = 361,514,658.30

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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.