Home / 20,745,867,675.69-31,114,144,095.84-9,542,982,450.24

Finding the Fourth Proportional to 20,745,867,675.69, 31,114,144,095.84 and 9,542,982,450.24

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Solution

The fourth proportional to 20,745,867,675.69, 31,114,144,095.84 and 9,542,982,450.24 is: 14,312,331,289.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,745,867,675.69 : 31,114,144,095.84 = 9,542,982,450.24 : x
  2. Step 2: Convert to fraction form
    20,745,867,675.69/31,114,144,095.84 = 9,542,982,450.24/x
  3. Step 3: Cross multiply
    20,745,867,675.69x = 31,114,144,095.84 × 9,542,982,450.24
  4. Step 4: Simplify right side
    20,745,867,675.69x = 296,921,731,060,839,612,416
  5. Step 5: Solve for x
    x = 296,921,731,060,839,612,416/20,745,867,675.69
  6. Step 6: Final answer
    x = 14,312,331,289.41

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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.