Home / 172,523,010,310.14-258,812,323,189.64-53,140,279,315.26

Finding the Fourth Proportional to 172,523,010,310.14, 258,812,323,189.64 and 53,140,279,315.26

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Solution

The fourth proportional to 172,523,010,310.14, 258,812,323,189.64 and 53,140,279,315.26 is: 79,718,984,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,523,010,310.14 : 258,812,323,189.64 = 53,140,279,315.26 : x
  2. Step 2: Convert to fraction form
    172,523,010,310.14/258,812,323,189.64 = 53,140,279,315.26/x
  3. Step 3: Cross multiply
    172,523,010,310.14x = 258,812,323,189.64 × 53,140,279,315.26
  4. Step 4: Simplify right side
    172,523,010,310.14x = 13,753,359,144,528,814,014,464
  5. Step 5: Solve for x
    x = 13,753,359,144,528,814,014,464/172,523,010,310.14
  6. Step 6: Final answer
    x = 79,718,984,266.53

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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.