Home / 7,206,347,030.92-10,811,150,492.87-3,890,090,421.09

Finding the Fourth Proportional to 7,206,347,030.92, 10,811,150,492.87 and 3,890,090,421.09

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Solution

The fourth proportional to 7,206,347,030.92, 10,811,150,492.87 and 3,890,090,421.09 is: 5,836,015,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,206,347,030.92 : 10,811,150,492.87 = 3,890,090,421.09 : x
  2. Step 2: Convert to fraction form
    7,206,347,030.92/10,811,150,492.87 = 3,890,090,421.09/x
  3. Step 3: Cross multiply
    7,206,347,030.92x = 10,811,150,492.87 × 3,890,090,421.09
  4. Step 4: Simplify right side
    7,206,347,030.92x = 42,056,352,973,276,020,736
  5. Step 5: Solve for x
    x = 42,056,352,973,276,020,736/7,206,347,030.92
  6. Step 6: Final answer
    x = 5,836,015,500.34

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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.