Home / 27,970,733,327.72-41,956,432,934.95-7,800,931,993.72

Finding the Fourth Proportional to 27,970,733,327.72, 41,956,432,934.95 and 7,800,931,993.72

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Solution

The fourth proportional to 27,970,733,327.72, 41,956,432,934.95 and 7,800,931,993.72 is: 11,701,490,847.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,970,733,327.72 : 41,956,432,934.95 = 7,800,931,993.72 : x
  2. Step 2: Convert to fraction form
    27,970,733,327.72/41,956,432,934.95 = 7,800,931,993.72/x
  3. Step 3: Cross multiply
    27,970,733,327.72x = 41,956,432,934.95 × 7,800,931,993.72
  4. Step 4: Simplify right side
    27,970,733,327.72x = 327,299,280,024,618,991,616
  5. Step 5: Solve for x
    x = 327,299,280,024,618,991,616/27,970,733,327.72
  6. Step 6: Final answer
    x = 11,701,490,847.23

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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.