Home / 13,865,613,313.60-19,132,932,108.54-7,762,300,081.12

Finding the Fourth Proportional to 13,865,613,313.60, 19,132,932,108.54 and 7,762,300,081.12

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Solution

The fourth proportional to 13,865,613,313.60, 19,132,932,108.54 and 7,762,300,081.12 is: 10,711,070,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,613,313.60 : 19,132,932,108.54 = 7,762,300,081.12 : x
  2. Step 2: Convert to fraction form
    13,865,613,313.60/19,132,932,108.54 = 7,762,300,081.12/x
  3. Step 3: Cross multiply
    13,865,613,313.60x = 19,132,932,108.54 × 7,762,300,081.12
  4. Step 4: Simplify right side
    13,865,613,313.60x = 148,515,560,458,183,507,968
  5. Step 5: Solve for x
    x = 148,515,560,458,183,507,968/13,865,613,313.60
  6. Step 6: Final answer
    x = 10,711,070,408.44

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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.