Home / 1,015,706,936,017-1,401,675,800,494.70-558,965,419,988.98

Finding the Fourth Proportional to 1,015,706,936,017, 1,401,675,800,494.70 and 558,965,419,988.98

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Solution

The fourth proportional to 1,015,706,936,017, 1,401,675,800,494.70 and 558,965,419,988.98 is: 771,372,405,493.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,706,936,017 : 1,401,675,800,494.70 = 558,965,419,988.98 : x
  2. Step 2: Convert to fraction form
    1,015,706,936,017/1,401,675,800,494.70 = 558,965,419,988.98/x
  3. Step 3: Cross multiply
    1,015,706,936,017x = 1,401,675,800,494.70 × 558,965,419,988.98
  4. Step 4: Simplify right side
    1,015,706,936,017x = 783,488,302,511,909,700,108,288
  5. Step 5: Solve for x
    x = 783,488,302,511,909,700,108,288/1,015,706,936,017
  6. Step 6: Final answer
    x = 771,372,405,493.54

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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.