Home / 12,340,113,596.72-18,504,335,366.66-4,780,439,035.35

Finding the Fourth Proportional to 12,340,113,596.72, 18,504,335,366.66 and 4,780,439,035.35

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Solution

The fourth proportional to 12,340,113,596.72, 18,504,335,366.66 and 4,780,439,035.35 is: 7,168,398,120.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340,113,596.72 : 18,504,335,366.66 = 4,780,439,035.35 : x
  2. Step 2: Convert to fraction form
    12,340,113,596.72/18,504,335,366.66 = 4,780,439,035.35/x
  3. Step 3: Cross multiply
    12,340,113,596.72x = 18,504,335,366.66 × 4,780,439,035.35
  4. Step 4: Simplify right side
    12,340,113,596.72x = 88,458,847,109,965,119,488
  5. Step 5: Solve for x
    x = 88,458,847,109,965,119,488/12,340,113,596.72
  6. Step 6: Final answer
    x = 7,168,398,120.21

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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.