Home / 18,318,483,836.48-27,479,308,583.25-5,053,742,117.76

Finding the Fourth Proportional to 18,318,483,836.48, 27,479,308,583.25 and 5,053,742,117.76

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Solution

The fourth proportional to 18,318,483,836.48, 27,479,308,583.25 and 5,053,742,117.76 is: 7,581,049,850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318,483,836.48 : 27,479,308,583.25 = 5,053,742,117.76 : x
  2. Step 2: Convert to fraction form
    18,318,483,836.48/27,479,308,583.25 = 5,053,742,117.76/x
  3. Step 3: Cross multiply
    18,318,483,836.48x = 27,479,308,583.25 × 5,053,742,117.76
  4. Step 4: Simplify right side
    18,318,483,836.48x = 138,873,339,154,094,407,680
  5. Step 5: Solve for x
    x = 138,873,339,154,094,407,680/18,318,483,836.48
  6. Step 6: Final answer
    x = 7,581,049,850.73

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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.