Home / 13,873,898,982.84-19,145,932,128.90-7,530,266,487.48

Finding the Fourth Proportional to 13,873,898,982.84, 19,145,932,128.90 and 7,530,266,487.48

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Solution

The fourth proportional to 13,873,898,982.84, 19,145,932,128.90 and 7,530,266,487.48 is: 10,391,741,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873,898,982.84 : 19,145,932,128.90 = 7,530,266,487.48 : x
  2. Step 2: Convert to fraction form
    13,873,898,982.84/19,145,932,128.90 = 7,530,266,487.48/x
  3. Step 3: Cross multiply
    13,873,898,982.84x = 19,145,932,128.90 × 7,530,266,487.48
  4. Step 4: Simplify right side
    13,873,898,982.84x = 144,173,971,081,822,289,920
  5. Step 5: Solve for x
    x = 144,173,971,081,822,289,920/13,873,898,982.84
  6. Step 6: Final answer
    x = 10,391,741,446.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.