Home / 12,340,113,596.34-18,504,335,366.08-4,780,439,034.97

Finding the Fourth Proportional to 12,340,113,596.34, 18,504,335,366.08 and 4,780,439,034.97

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Solution

The fourth proportional to 12,340,113,596.34, 18,504,335,366.08 and 4,780,439,034.97 is: 7,168,398,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340,113,596.34 : 18,504,335,366.08 = 4,780,439,034.97 : x
  2. Step 2: Convert to fraction form
    12,340,113,596.34/18,504,335,366.08 = 4,780,439,034.97/x
  3. Step 3: Cross multiply
    12,340,113,596.34x = 18,504,335,366.08 × 4,780,439,034.97
  4. Step 4: Simplify right side
    12,340,113,596.34x = 88,458,847,100,152,791,040
  5. Step 5: Solve for x
    x = 88,458,847,100,152,791,040/12,340,113,596.34
  6. Step 6: Final answer
    x = 7,168,398,119.64

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1.5x scale

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.