Home / 5,156,271,576.92-7,718,991,250.98-3,158,021,778.32

Finding the Fourth Proportional to 5,156,271,576.92, 7,718,991,250.98 and 3,158,021,778.32

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Solution

The fourth proportional to 5,156,271,576.92, 7,718,991,250.98 and 3,158,021,778.32 is: 4,727,590,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,271,576.92 : 7,718,991,250.98 = 3,158,021,778.32 : x
  2. Step 2: Convert to fraction form
    5,156,271,576.92/7,718,991,250.98 = 3,158,021,778.32/x
  3. Step 3: Cross multiply
    5,156,271,576.92x = 7,718,991,250.98 × 3,158,021,778.32
  4. Step 4: Simplify right side
    5,156,271,576.92x = 24,376,742,477,256,380,416
  5. Step 5: Solve for x
    x = 24,376,742,477,256,380,416/5,156,271,576.92
  6. Step 6: Final answer
    x = 4,727,590,879.11

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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.