Home / 5,120,319,787,331.70-7,680,931,195,882.20-1,444,629,313,261.60

Finding the Fourth Proportional to 5,120,319,787,331.70, 7,680,931,195,882.20 and 1,444,629,313,261.60

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Solution

The fourth proportional to 5,120,319,787,331.70, 7,680,931,195,882.20 and 1,444,629,313,261.60 is: 2,167,071,358,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,319,787,331.70 : 7,680,931,195,882.20 = 1,444,629,313,261.60 : x
  2. Step 2: Convert to fraction form
    5,120,319,787,331.70/7,680,931,195,882.20 = 1,444,629,313,261.60/x
  3. Step 3: Cross multiply
    5,120,319,787,331.70x = 7,680,931,195,882.20 × 1,444,629,313,261.60
  4. Step 4: Simplify right side
    5,120,319,787,331.70x = 11,096,098,358,716,903,444,185,088
  5. Step 5: Solve for x
    x = 11,096,098,358,716,903,444,185,088/5,120,319,787,331.70
  6. Step 6: Final answer
    x = 2,167,071,358,740.13

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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.