Home / 15,655,541,081.20-23,490,533,815.48-7,149,531,439.58

Finding the Fourth Proportional to 15,655,541,081.20, 23,490,533,815.48 and 7,149,531,439.58

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Solution

The fourth proportional to 15,655,541,081.20, 23,490,533,815.48 and 7,149,531,439.58 is: 10,727,595,371.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655,541,081.20 : 23,490,533,815.48 = 7,149,531,439.58 : x
  2. Step 2: Convert to fraction form
    15,655,541,081.20/23,490,533,815.48 = 7,149,531,439.58/x
  3. Step 3: Cross multiply
    15,655,541,081.20x = 23,490,533,815.48 × 7,149,531,439.58
  4. Step 4: Simplify right side
    15,655,541,081.20x = 167,946,310,046,335,926,272
  5. Step 5: Solve for x
    x = 167,946,310,046,335,926,272/15,655,541,081.20
  6. Step 6: Final answer
    x = 10,727,595,371.84

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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.