Home / 467,436,536,517.04-645,008,000,699.64-261,682,042,675.12

Finding the Fourth Proportional to 467,436,536,517.04, 645,008,000,699.64 and 261,682,042,675.12

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Solution

The fourth proportional to 467,436,536,517.04, 645,008,000,699.64 and 261,682,042,675.12 is: 361,090,753,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,436,536,517.04 : 645,008,000,699.64 = 261,682,042,675.12 : x
  2. Step 2: Convert to fraction form
    467,436,536,517.04/645,008,000,699.64 = 261,682,042,675.12/x
  3. Step 3: Cross multiply
    467,436,536,517.04x = 645,008,000,699.64 × 261,682,042,675.12
  4. Step 4: Simplify right side
    467,436,536,517.04x = 168,787,011,164,877,017,317,376
  5. Step 5: Solve for x
    x = 168,787,011,164,877,017,317,376/467,436,536,517.04
  6. Step 6: Final answer
    x = 361,090,753,458.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.