Home / 12,973,734,960.96-17,903,895,165.04-7,621,520,905.44

Finding the Fourth Proportional to 12,973,734,960.96, 17,903,895,165.04 and 7,621,520,905.44

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Solution

The fourth proportional to 12,973,734,960.96, 17,903,895,165.04 and 7,621,520,905.44 is: 10,517,781,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,973,734,960.96 : 17,903,895,165.04 = 7,621,520,905.44 : x
  2. Step 2: Convert to fraction form
    12,973,734,960.96/17,903,895,165.04 = 7,621,520,905.44/x
  3. Step 3: Cross multiply
    12,973,734,960.96x = 17,903,895,165.04 × 7,621,520,905.44
  4. Step 4: Simplify right side
    12,973,734,960.96x = 136,454,911,289,158,500,352
  5. Step 5: Solve for x
    x = 136,454,911,289,158,500,352/12,973,734,960.96
  6. Step 6: Final answer
    x = 10,517,781,633.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.