Home / 18,318,483,836.22-27,479,308,582.88-5,053,742,117.51

Finding the Fourth Proportional to 18,318,483,836.22, 27,479,308,582.88 and 5,053,742,117.51

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Solution

The fourth proportional to 18,318,483,836.22, 27,479,308,582.88 and 5,053,742,117.51 is: 7,581,049,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318,483,836.22 : 27,479,308,582.88 = 5,053,742,117.51 : x
  2. Step 2: Convert to fraction form
    18,318,483,836.22/27,479,308,582.88 = 5,053,742,117.51/x
  3. Step 3: Cross multiply
    18,318,483,836.22x = 27,479,308,582.88 × 5,053,742,117.51
  4. Step 4: Simplify right side
    18,318,483,836.22x = 138,873,339,145,192,030,208
  5. Step 5: Solve for x
    x = 138,873,339,145,192,030,208/18,318,483,836.22
  6. Step 6: Final answer
    x = 7,581,049,850.35

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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.