Home / 15,473,723,878.05-23,215,139,674.33-4,992,743,678.37

Finding the Fourth Proportional to 15,473,723,878.05, 23,215,139,674.33 and 4,992,743,678.37

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Solution

The fourth proportional to 15,473,723,878.05, 23,215,139,674.33 and 4,992,743,678.37 is: 7,490,584,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473,723,878.05 : 23,215,139,674.33 = 4,992,743,678.37 : x
  2. Step 2: Convert to fraction form
    15,473,723,878.05/23,215,139,674.33 = 4,992,743,678.37/x
  3. Step 3: Cross multiply
    15,473,723,878.05x = 23,215,139,674.33 × 4,992,743,678.37
  4. Step 4: Simplify right side
    15,473,723,878.05x = 115,907,241,851,487,698,944
  5. Step 5: Solve for x
    x = 115,907,241,851,487,698,944/15,473,723,878.05
  6. Step 6: Final answer
    x = 7,490,584,862.76

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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.