Home / 10,687,788,605.20-16,031,682,907.80-9,034,794,518.80

Finding the Fourth Proportional to 10,687,788,605.20, 16,031,682,907.80 and 9,034,794,518.80

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Solution

The fourth proportional to 10,687,788,605.20, 16,031,682,907.80 and 9,034,794,518.80 is: 13,552,191,778.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687,788,605.20 : 16,031,682,907.80 = 9,034,794,518.80 : x
  2. Step 2: Convert to fraction form
    10,687,788,605.20/16,031,682,907.80 = 9,034,794,518.80/x
  3. Step 3: Cross multiply
    10,687,788,605.20x = 16,031,682,907.80 × 9,034,794,518.80
  4. Step 4: Simplify right side
    10,687,788,605.20x = 144,842,960,862,531,059,712
  5. Step 5: Solve for x
    x = 144,842,960,862,531,059,712/10,687,788,605.20
  6. Step 6: Final answer
    x = 13,552,191,778.20

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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.