Home / 212,504,133,744.16-318,756,200,638.12-71,013,555,412.80

Finding the Fourth Proportional to 212,504,133,744.16, 318,756,200,638.12 and 71,013,555,412.80

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Solution

The fourth proportional to 212,504,133,744.16, 318,756,200,638.12 and 71,013,555,412.80 is: 106,520,333,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,504,133,744.16 : 318,756,200,638.12 = 71,013,555,412.80 : x
  2. Step 2: Convert to fraction form
    212,504,133,744.16/318,756,200,638.12 = 71,013,555,412.80/x
  3. Step 3: Cross multiply
    212,504,133,744.16x = 318,756,200,638.12 × 71,013,555,412.80
  4. Step 4: Simplify right side
    212,504,133,744.16x = 22,636,011,117,188,728,487,936
  5. Step 5: Solve for x
    x = 22,636,011,117,188,728,487,936/212,504,133,744.16
  6. Step 6: Final answer
    x = 106,520,333,126.51

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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.