Home / 496,926,367,518.78-745,327,857,842.92-133,920,431,468.29

Finding the Fourth Proportional to 496,926,367,518.78, 745,327,857,842.92 and 133,920,431,468.29

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Solution

The fourth proportional to 496,926,367,518.78, 745,327,857,842.92 and 133,920,431,468.29 is: 200,864,020,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,926,367,518.78 : 745,327,857,842.92 = 133,920,431,468.29 : x
  2. Step 2: Convert to fraction form
    496,926,367,518.78/745,327,857,842.92 = 133,920,431,468.29/x
  3. Step 3: Cross multiply
    496,926,367,518.78x = 745,327,857,842.92 × 133,920,431,468.29
  4. Step 4: Simplify right side
    496,926,367,518.78x = 99,814,628,307,660,154,339,328
  5. Step 5: Solve for x
    x = 99,814,628,307,660,154,339,328/496,926,367,518.78
  6. Step 6: Final answer
    x = 200,864,020,973.67

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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.