Home / 12,508,453,176.90-18,762,663,920.62-3,192,201,314.62

Finding the Fourth Proportional to 12,508,453,176.90, 18,762,663,920.62 and 3,192,201,314.62

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Solution

The fourth proportional to 12,508,453,176.90, 18,762,663,920.62 and 3,192,201,314.62 is: 4,788,297,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,453,176.90 : 18,762,663,920.62 = 3,192,201,314.62 : x
  2. Step 2: Convert to fraction form
    12,508,453,176.90/18,762,663,920.62 = 3,192,201,314.62/x
  3. Step 3: Cross multiply
    12,508,453,176.90x = 18,762,663,920.62 × 3,192,201,314.62
  4. Step 4: Simplify right side
    12,508,453,176.90x = 59,894,200,433,176,403,968
  5. Step 5: Solve for x
    x = 59,894,200,433,176,403,968/12,508,453,176.90
  6. Step 6: Final answer
    x = 4,788,297,928.30

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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.